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Rhombus Surprise! (GoGeometry Action 57)
Author:
Tim Brzezinski
Topic:
Angles
,
Rhombus
Creation of this applet was inspired by a
post
from Antonio Gutierrez (
GoGeometry
).
What is the measure of the pink angle?
How can we formally prove what is informally illustrated here?
GeoGebra
Quick (Silent) Demo
New Resources
Icosahedron1
Poorly Drawn Parallelograms 3
Average Rate of Change: Graph a Function (2)
Poorly Drawn Parallelograms 2
alg2_05_05_04_applet_exp_fxn_flvs
Discover Resources
C0406X000TrapSimp
angle bisector
Spiraling Kites
Ellipse from Auxiliary Circle
Untitled
Discover Topics
Triangles
Distributions
Derivative
Vectors 2D (Two-Dimensional)
Arithmetic