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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
Morse code visualizer / decoder
Basic Percent Exercises (V2)
International Day of Mathematics 2025
Flip 9 Coins
apec
Discover Resources
grafico_1
Sinusoida
پدردر حال نشان دادن نمره فرزند
tan(x) axis
Modul 11B_Amrin_SMAN 2 Baubau
Exercise: recognize text and calculate corresponding
Discover Topics
Rhombus
Right Triangles
Linear Programming or Linear Optimization
Scatter Plot
Optimization Problems