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Area of a Pentagon and the Ratio of its Radii
Author:
John Barrido
Topic:
Area
Click Animation button and observe the ratio of the radii and the area of the square.
GeoGebra
New Resources
bearing HK
Droste effect
Shade a spheric triangle with "surface".
alg2_05_05_04_applet_exp_fxn_flvs
Periodic Functions
Discover Resources
Start, Copy an Angle
attirance IIa
X^3+1/2x-1
LR7-02-IP6 (Orthocentre of a triangle)
Toblerone
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Quadratic Functions
Bar Chart or Bar Graph
Continuity
Vectors
Optimization Problems