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Midline Surprise
Author:
Ted Courant
Two 45º-45º-90º triangles are placed side-to-side, as shown, and midpoints of the indicated segments are joined.
GeoGebra
Prove that the resulting quadrilateral is a square.
New Resources
Vídeo de apresentação
Experimental vs Theoretical Probability
escher hexágono
Joke : give a phone number for a math problem !
רישום חופשי
Discover Resources
CỰC TRỊ CỦA HÀM SỐ
Řez stavby
Box - Folding for Maximum Volume
Exploration of Inverse of a Quadratic Function
Discover Topics
Standard Deviation
Arithmetic
Parallelogram
Cone
Right Triangles