Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
TG The Sum of the First n Natural Numbers - Dynamic Proof
Author:
PRAVEEN KUMAR
,
Irina Boyadzhiev
,
Cristina Masotta
,
sonom
This applet gives a dynamic proof of the formula for the sum of the first n natural numbers.
GeoGebra
New Resources
Constructing the Perpendicular Line Through a Point on the Line
Constructing the Midpoint and the Perpendicular Bisector of a Segment
apec
Conchoids of Nicomedes
以百分數比較兩個數值
Discover Resources
FitLine_with_Eraser
Proportionality Properties
CPonL
PlanetaryOrbitContext
fractional functions
Ellipse Tangents - Cool Property
Relationship between Angles and Tangents of a Circle
Discover Topics
Statistics
Rotation
Vectors
Algebra
Scalene Triangles