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English
the golden ratio (and aphrodite's phi)
function - tangent - derivatives
inscribed quadrilaterals
the exponential and the logarithmic functions
the quadratic function-1
ptolemy's theorems
find the function (sine curves)
find the function
function and derivatives-9
function and derivatives-8
function and derivatives-7
function and derivatives-6
function and derivatives-5
vectors - a no word introduction
find the slope
function and derivatives-4
equilateral triangle (SAS)
a family of lines
graph the line
a math trick-3
minimum area
find the equation of the line
function and derivatives-3
function and derivatives-2
function and derivatives-1
measuring van gogh's cypress
areas of similar triangles
a math trick-1
median to the hypotenuse
a math trick-2
square vs rhombus
pythagorean theorem (proof)
eight curve
reflections-4
rose curves
cardioid
involute of a circle
reflections-3
hyperbolic spiral
cochleoid
lituus
fermat's spiral
pythagorean spiral
reflections-2
maximum volume
minimum perimeter
areas inside a parallelogram
areas inside a trapezoid
pythagorean and galileo's law
archimedes' spiral
the logarithmic spiral
power of a point
area between a curve and x-axis
area between two curves
the lunes of Alhazen
archimedes' arbelos
Fibonacci spiral
Vectors_1
vectors_2
a translation of y=-2x^2
triangle midpoint theorem
the triangle inequality
a translation of the curve y=-1/x
the locus of the intersection of two lines
the angle bisector theorems
the lune of Hippocrates
a hyperbola (equation)
conjugate hyperbolas
point symmetry
the reflective property of hyperbola
the reflective property of ellipse
the reflective property of parabola
classifying triangles...
the distance between two points
an ellipse (equation)
exploring sine curves
a parabola (equation)
a circle (equation)
midpoint parallelogram
a decagon
the intersept (thales) theorem
a function...
double reflection
Garfield's proof for pythagorean theorem
triangles...
tangent at a point
the graphs of trigonometric functions
tangent lines to a circle
regular octagon
angle bisector
Thales' theorem
tangent-chord angle
triangle angle-sum theorem
square roots in a greek way...
angles between parallels...
y=mx+b
measuring angles...
trig values of any angle
equation of a line
reflections...
a proof of pythagorean theorem-4
pythagorean theorem (a puzzle)
geometric constructions - 12
geometric constructions - 13
2x2 linear system (Cramer's rule)
an identity...
moving a parabola
geometric constructions - 11
geometric constructions - 2
area of a kite
unit circle definition of trig functions
area of a parallelogram
a proof of pythagorean theorem
area of a triangle
area of a trapezoid
area of a rectangle
2x2 linear system-1
a pyramid inside a cube...
tux walks up and down...
a prism inside a prism...
the line: ax+by=c
approximating pi
constructing a hyperbola...
constructing a parabola
constructing an ellipse...
the quadratic function
adding integers...
locating reals on a number line
a triangle
angles in a circle...
measurements in a circle
modern teacher
the relative position of two circles
a cube...
regular tetrahedron
cube3d
five roses
hexagonal prism
square pyramid
the outer Napoleon triangle
a pyramid inside a cube-1
reflections of a triangle
equation of a line (A, m)
equation of a line (A, B)
equation of a line (linear form)
the golden ratio
a testmaker
translations of f(x)=|x|
central and inscribed angles
translations of f(x)=x^2
translations of f(x)=sqrt(x)
even or odd?
Vieta's formulas
sierpinski triangles
translations of f(x)=1/x
find the area
quadratic formula
cartesian system
the graph of a function
regular polygons
an identity-2
triangle-1
right triangle trigonometry-1
area of a rectangle-1
the linear function
simson line
nine-point circle
angle bisector as locus
incircle and excircles of a triangle
regular polygons-1
an archimedes' formula
area of a circle
area of a circle-1
radians
properties of a rhombus
properties of a rectangle
properties of a trapezoid
properties of a square
axis of symmetry
point of symmetry
find the tan(φ)
solve the equation
equal chords
properties of an isosceles trapezoid
an isosceles triangle...
properties of a kite
cuboid
f(x)=a|x-b|+c
a tank with a tap
absolute value inequalities
components of a force
f(x)=a/(x-b)+c
f(x)=mx+b
find the angles
f(x)=ax^2+bx+c
find the angle
f(x)=atan(b(x-c))+d
an equilateral triangle
perpendicular lines
f(x)=a^x, g(x)=log_a(x)
the addition law of probability
right triangle trigonometry-2
sum of the interior angles of a n-gon
a Reuleaux triangle
congruent triangles
minimum area (line)
maximum area (angle)
adding and subtracting integers
the complex plane
adding complex numbers
linear transformations-1
linear transformations-2
area of an equilateral triangle
the witch of agnesi
the cissoid of diocles
deltoid
astroid
nephroid
ranunculoid
conchoid of nicomedes
limacon of pascal
cycloids
trammel of archimedes
generalization (pappus) of pythagorean
conchoid of a circle
piriform
ratio of areas-1
ratio of areas-2
coordinates-1 (reflection)
coordinates-2 (distance)
equilateral hyperbola
division of a segment
an apollonian circle
parabolas
ellipses
hyperbolas
a definition of conics (directrix)
ellipse as a hypotrochoid
ellipses and hyperbolas
eight curve (construction)
coordinates of midpoint
f(x)=sinx/x
radical axis-1
radical axis-2
law of sines (proof)
law of cosines (proof)
tangent and derivative
f(x)=xsin(1/x)
archimedes' twin circles
roots of the quadratic equation
f(x)=(cosx-1)/x
f(x)=e^x/x
f(x)=lnx/x
f(x)=xlnx-x+c
archimedes' "salinon"
the flower of life
the seed of life
yin-yang
diagonals of n-gons
Johnson's theorem
Koch snowflake
construction of a triangle (sss)
miquel's triangle theorem
proof of pythagorean-5
Kaleidoscope
the three squares problem
hippias' quadratrix
angle trisection
first brocard point
nagel point
gergonne point
x/a+y/b=1
collinear points-1
collinear points-2
morley's triangle
rolling circle squares itself
geometric-arithmetic mean inequality
distance between point-line
napier's inequality
law of cosines (pww)
vivianni's theorem
aristarchus' inequalities
x+1/x
thm about right triangles
chords and tangents
regular star polygons
squaring a rectangle
pitot theorem
colors
f(x)=|αx^2+bx+c|
f(x)=ax^4+bx^2+c
quadratic function in any form
angle between secants
the common tangent of two parabolas
parallel tangents of an ellipse
a property of the hyperbola
the center of an interval
absolute value
tangents to a circle
regular pentagon
a clock
a clock(2)
five squares
golden ratio-3
golden triangle
golden rectangle
the famous "1/7" triangle
the famous "1/5" square
equal chords-1
supplementary angles
f(x)=asin(b(x-c))+d
f(x)=acos(b(x-c))+d
aristotle's wheel paradox
parallel chords theorem
similar ellipses
eccentricity of an ellipse
coordinates-3 (reflection)
from kite to rhombus and square
chord theorem
secant-secant theorem
tangent-secant theorem
trigonometry_unit circle
fractions in a greek way...
the mean value theorem
areas-3
area of a triangle (sas)
area of a quadrilateral
area of a triangle-2
Brahmagupta's formula
area of an ellipse
a square in a square
an extrema problem-1
an extrema problem-2
lemoine point
exeter point
pyth-proof
pyth-proof7
a butterfly curve
devil's curves
parametric ellipse
trifolium
parametric hyperbola
circle and ellipse
bifolium
fish curve
devil's curves-1
devil's curves-2
kappacurve
right strophoid
parallel tangents of an ellipse-1
find LCM and GCD
f(x)=ax^n
f(x)=x^q
folium
torpedo curve
constructing a trifolium
trifolium-1
bicorn
trisectrix of maclaurin
deltoid
astroid
versoria
limacon of pascal-1
cardioid-1
cissoid of diokles
lemniscate of bernoulli
eightcurve
conchoid of nicomedes-1
ellipse-1
circle-1
hyperbola-1
parabola-1
inverse of f(x)=mx+b
inverse of f(x)=q+sqrt(a(x-p))
f(x)=q+sqrt(r^2-(x-p)^2)
inverse of f(x)=q+a(x-p)^3
quadrilaterals-2
inverse of f(x)=q+a^(x-p)
basic trig numbers-2
basic trig numbers-1
f(x)=psinx+qcosx
dot product
an extrema problem-3
polar form of a complex
the nth roots of unity
rolling coin paradox
vecten points
feuerbach's point
arc length (verification)
pythagorean (verification)
right triangle paradox
square-rectangle paradox
isosceles triangle paradox
sphere in cylinder
cone in cylinder
all the lines
tangent-chord angle-1
inscribed angles-1
tangent to a circle
an extrema problem-4
an extrema problem-5
pentalpha
star of david
properties of the altitudes
common external tangents
common internal tangents
common external tangents-1
common internal tangents-1
geometric mean theorem
frustum of a right cone
frustum of a regular pyramid
cylinder in cone
a butterfly curve-1
convex quadrilaterals
approximating pi-1
2x2 linear system
a clock-3
find the area-1
square numbers
triangular numbers
triangular numbers-1
pythagorean triples-euclid
pythagorean triples-plato
pythagorean triples-proclus
proof of pythagorean-9
euclid's proof of pythagorean
multiplicative inverse of a complex
devil's curves-3
circles of a regular n-gon
the bell curve
pascal's triangle
a multiplication table
absolute value inequalities2
absolute value inequalities1
Area of Circles (3)
Shading Venn Diagrams (1)
equations and problems
pendulum
Rolling Coin 滾動的硬幣 (1)
Solving Similar Triangles (1)
fractional exponents
The Sum of the First n Natural Numbers - Dynamic Proof
angles between parallels-1
Practicing Statistical Calculation-1
pie chart
distribution of letters
Sum of the Cubes
histograms
Water Triangle
measures of center
pi digits
make an angle
linear system
frequency scale
Seven Circles Theorem
circumference of circles-1
tangram puzzle-1
multiplication table-1
fraction αddition
coin flipping-1
flipping 5 coins
flipping a coin
evaluating logarithms practice
fraction division: a ÷ b (partitive)
fraction multiplication
comparing fractions
subtraction of proper fractions
binomial and normal
random data-1
random data-2
coin tossing simulation
newton's cradle
dotplot
russian multiplication
a math trick-31
cube of a binomial
binomial distribution
cylinder in a cone
absolute value inequalities-test
graph the line-1
a wheel of fortune
ferris wheel
wheel of fortune-1
the reuleaux triangle-1
newton's disk
integration
a wheel of fortune-1
fraction to decimal
points and segments
binomial formula
difference of two squares
conway circle
tangent and derivative
parallels or not?
lines through a point
rolling two dice-1
rolling a dice
egyptian system of numeration
rolling two dice
regular polygons-3
Fahrenheit to Celsius
the sum of the first n odd
sieve of eratosthenes
moon and sea
decimal and binary systems
temperature
string art
the height of the pyramid
English
Author:
sonom
Topic:
Calculus
,
Functions
the golden ratio (and aphrodite's phi)
function - tangent - derivatives
inscribed quadrilaterals
the exponential and the logarithmic functions
the quadratic function-1
ptolemy's theorems
find the function (sine curves)
find the function
function and derivatives-9
function and derivatives-8
function and derivatives-7
function and derivatives-6
function and derivatives-5
vectors - a no word introduction
find the slope
function and derivatives-4
equilateral triangle (SAS)
a family of lines
graph the line
a math trick-3
minimum area
find the equation of the line
function and derivatives-3
function and derivatives-2
function and derivatives-1
measuring van gogh's cypress
areas of similar triangles
a math trick-1
median to the hypotenuse
a math trick-2
square vs rhombus
pythagorean theorem (proof)
eight curve
reflections-4
rose curves
cardioid
involute of a circle
reflections-3
hyperbolic spiral
cochleoid
lituus
fermat's spiral
pythagorean spiral
reflections-2
maximum volume
minimum perimeter
areas inside a parallelogram
areas inside a trapezoid
pythagorean and galileo's law
archimedes' spiral
the logarithmic spiral
power of a point
area between a curve and x-axis
area between two curves
the lunes of Alhazen
archimedes' arbelos
Fibonacci spiral
Vectors_1
vectors_2
a translation of y=-2x^2
triangle midpoint theorem
the triangle inequality
a translation of the curve y=-1/x
the locus of the intersection of two lines
the angle bisector theorems
the lune of Hippocrates
a hyperbola (equation)
conjugate hyperbolas
point symmetry
the reflective property of hyperbola
the reflective property of ellipse
the reflective property of parabola
classifying triangles...
the distance between two points
an ellipse (equation)
exploring sine curves
a parabola (equation)
a circle (equation)
midpoint parallelogram
a decagon
the intersept (thales) theorem
a function...
double reflection
Garfield's proof for pythagorean theorem
triangles...
tangent at a point
the graphs of trigonometric functions
tangent lines to a circle
regular octagon
angle bisector
Thales' theorem
tangent-chord angle
triangle angle-sum theorem
square roots in a greek way...
angles between parallels...
y=mx+b
measuring angles...
trig values of any angle
equation of a line
reflections...
a proof of pythagorean theorem-4
pythagorean theorem (a puzzle)
geometric constructions - 12
geometric constructions - 13
2x2 linear system (Cramer's rule)
an identity...
moving a parabola
geometric constructions - 11
geometric constructions - 2
area of a kite
unit circle definition of trig functions
area of a parallelogram
a proof of pythagorean theorem
area of a triangle
area of a trapezoid
area of a rectangle
2x2 linear system-1
a pyramid inside a cube...
tux walks up and down...
a prism inside a prism...
the line: ax+by=c
approximating pi
constructing a hyperbola...
constructing a parabola
constructing an ellipse...
the quadratic function
adding integers...
locating reals on a number line
a triangle
angles in a circle...
measurements in a circle
modern teacher
the relative position of two circles
a cube...
regular tetrahedron
cube3d
five roses
hexagonal prism
square pyramid
the outer Napoleon triangle
a pyramid inside a cube-1
reflections of a triangle
equation of a line (A, m)
equation of a line (A, B)
equation of a line (linear form)
the golden ratio
a testmaker
translations of f(x)=|x|
central and inscribed angles
translations of f(x)=x^2
translations of f(x)=sqrt(x)
even or odd?
Vieta's formulas
sierpinski triangles
translations of f(x)=1/x
find the area
quadratic formula
cartesian system
the graph of a function
regular polygons
an identity-2
triangle-1
right triangle trigonometry-1
area of a rectangle-1
the linear function
simson line
nine-point circle
angle bisector as locus
incircle and excircles of a triangle
regular polygons-1
an archimedes' formula
area of a circle
area of a circle-1
radians
properties of a rhombus
properties of a rectangle
properties of a trapezoid
properties of a square
axis of symmetry
point of symmetry
find the tan(φ)
solve the equation
equal chords
properties of an isosceles trapezoid
an isosceles triangle...
properties of a kite
cuboid
f(x)=a|x-b|+c
a tank with a tap
absolute value inequalities
components of a force
f(x)=a/(x-b)+c
f(x)=mx+b
find the angles
f(x)=ax^2+bx+c
find the angle
f(x)=atan(b(x-c))+d
an equilateral triangle
perpendicular lines
f(x)=a^x, g(x)=log_a(x)
the addition law of probability
right triangle trigonometry-2
sum of the interior angles of a n-gon
a Reuleaux triangle
congruent triangles
minimum area (line)
maximum area (angle)
adding and subtracting integers
the complex plane
adding complex numbers
linear transformations-1
linear transformations-2
area of an equilateral triangle
the witch of agnesi
the cissoid of diocles
deltoid
astroid
nephroid
ranunculoid
conchoid of nicomedes
limacon of pascal
cycloids
trammel of archimedes
generalization (pappus) of pythagorean
conchoid of a circle
piriform
ratio of areas-1
ratio of areas-2
coordinates-1 (reflection)
coordinates-2 (distance)
equilateral hyperbola
division of a segment
an apollonian circle
parabolas
ellipses
hyperbolas
a definition of conics (directrix)
ellipse as a hypotrochoid
ellipses and hyperbolas
eight curve (construction)
coordinates of midpoint
f(x)=sinx/x
radical axis-1
radical axis-2
law of sines (proof)
law of cosines (proof)
tangent and derivative
f(x)=xsin(1/x)
archimedes' twin circles
roots of the quadratic equation
f(x)=(cosx-1)/x
f(x)=e^x/x
f(x)=lnx/x
f(x)=xlnx-x+c
archimedes' "salinon"
the flower of life
the seed of life
yin-yang
diagonals of n-gons
Johnson's theorem
Koch snowflake
construction of a triangle (sss)
miquel's triangle theorem
proof of pythagorean-5
Kaleidoscope
the three squares problem
hippias' quadratrix
angle trisection
first brocard point
nagel point
gergonne point
x/a+y/b=1
collinear points-1
collinear points-2
morley's triangle
rolling circle squares itself
geometric-arithmetic mean inequality
distance between point-line
napier's inequality
law of cosines (pww)
vivianni's theorem
aristarchus' inequalities
x+1/x
thm about right triangles
chords and tangents
regular star polygons
squaring a rectangle
pitot theorem
colors
f(x)=|αx^2+bx+c|
f(x)=ax^4+bx^2+c
quadratic function in any form
angle between secants
the common tangent of two parabolas
parallel tangents of an ellipse
a property of the hyperbola
the center of an interval
absolute value
tangents to a circle
regular pentagon
a clock
a clock(2)
five squares
golden ratio-3
golden triangle
golden rectangle
the famous "1/7" triangle
the famous "1/5" square
equal chords-1
supplementary angles
f(x)=asin(b(x-c))+d
f(x)=acos(b(x-c))+d
aristotle's wheel paradox
parallel chords theorem
similar ellipses
eccentricity of an ellipse
coordinates-3 (reflection)
from kite to rhombus and square
chord theorem
secant-secant theorem
tangent-secant theorem
trigonometry_unit circle
fractions in a greek way...
the mean value theorem
areas-3
area of a triangle (sas)
area of a quadrilateral
area of a triangle-2
Brahmagupta's formula
area of an ellipse
a square in a square
an extrema problem-1
an extrema problem-2
lemoine point
exeter point
pyth-proof
pyth-proof7
a butterfly curve
devil's curves
parametric ellipse
trifolium
parametric hyperbola
circle and ellipse
bifolium
fish curve
devil's curves-1
devil's curves-2
kappacurve
right strophoid
parallel tangents of an ellipse-1
find LCM and GCD
f(x)=ax^n
f(x)=x^q
folium
torpedo curve
constructing a trifolium
trifolium-1
bicorn
trisectrix of maclaurin
deltoid
astroid
versoria
limacon of pascal-1
cardioid-1
cissoid of diokles
lemniscate of bernoulli
eightcurve
conchoid of nicomedes-1
ellipse-1
circle-1
hyperbola-1
parabola-1
inverse of f(x)=mx+b
inverse of f(x)=q+sqrt(a(x-p))
f(x)=q+sqrt(r^2-(x-p)^2)
inverse of f(x)=q+a(x-p)^3
quadrilaterals-2
inverse of f(x)=q+a^(x-p)
basic trig numbers-2
basic trig numbers-1
f(x)=psinx+qcosx
dot product
an extrema problem-3
polar form of a complex
the nth roots of unity
rolling coin paradox
vecten points
feuerbach's point
arc length (verification)
pythagorean (verification)
right triangle paradox
square-rectangle paradox
isosceles triangle paradox
sphere in cylinder
cone in cylinder
all the lines
tangent-chord angle-1
inscribed angles-1
tangent to a circle
an extrema problem-4
an extrema problem-5
pentalpha
star of david
properties of the altitudes
common external tangents
common internal tangents
common external tangents-1
common internal tangents-1
geometric mean theorem
frustum of a right cone
frustum of a regular pyramid
cylinder in cone
a butterfly curve-1
convex quadrilaterals
approximating pi-1
2x2 linear system
a clock-3
find the area-1
square numbers
triangular numbers
triangular numbers-1
pythagorean triples-euclid
pythagorean triples-plato
pythagorean triples-proclus
proof of pythagorean-9
euclid's proof of pythagorean
multiplicative inverse of a complex
devil's curves-3
circles of a regular n-gon
the bell curve
pascal's triangle
a multiplication table
absolute value inequalities2
absolute value inequalities1
Area of Circles (3)
Shading Venn Diagrams (1)
equations and problems
pendulum
Rolling Coin 滾動的硬幣 (1)
Solving Similar Triangles (1)
fractional exponents
The Sum of the First n Natural Numbers - Dynamic Proof
angles between parallels-1
Practicing Statistical Calculation-1
pie chart
distribution of letters
Sum of the Cubes
histograms
Water Triangle
measures of center
pi digits
make an angle
linear system
frequency scale
Seven Circles Theorem
circumference of circles-1
tangram puzzle-1
multiplication table-1
fraction αddition
coin flipping-1
flipping 5 coins
flipping a coin
evaluating logarithms practice
fraction division: a ÷ b (partitive)
fraction multiplication
comparing fractions
subtraction of proper fractions
binomial and normal
random data-1
random data-2
coin tossing simulation
newton's cradle
dotplot
russian multiplication
a math trick-31
cube of a binomial
binomial distribution
cylinder in a cone
absolute value inequalities-test
graph the line-1
a wheel of fortune
ferris wheel
wheel of fortune-1
the reuleaux triangle-1
newton's disk
integration
a wheel of fortune-1
fraction to decimal
points and segments
binomial formula
difference of two squares
conway circle
tangent and derivative
parallels or not?
lines through a point
rolling two dice-1
rolling a dice
egyptian system of numeration
rolling two dice
regular polygons-3
Fahrenheit to Celsius
the sum of the first n odd
sieve of eratosthenes
moon and sea
decimal and binary systems
temperature
string art
the height of the pyramid
Next
the golden ratio (and aphrodite's phi)
New Resources
Untitled
Conchoids of Nicomedes
Pythagoras Fractal Trees constructions
Proving Triangles Congruent (2): Multi-Step Transformations
VIDEO: How to Insert Image in GeoGebra
Discover Resources
Rotation 1
Coordinate Plane - Points and Shapes
fixed slope length
What quadrilateral is this
Activity 2
Discover Topics
Confidence Interval
Trigonometric Functions
General Quadrilateral
Coordinates
Hypergeometric Distribution
