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Trapezoid
Author:
Gordon Gavin Zach
the white outline on a 7 eleven sign is an isosceles trapezoid because each pair of base angles as well as its diagonals are congruent.
New Resources
Slope Field (1)
Rotating Points (Optical Illusion)
Simplifying Radicals: Geometric Thin Slice
Angles and Intersecting Lines: Quick Investigation
van Aubel's Theorem
Discover Resources
p39#14mod
有理數的作圖
Finansies_Saamgestelde_depresiasie
Lesson Two 7/20
The angle bisectors of a quadrilateral form a cyclic quadrilateral
Discover Topics
Parallelogram
Tangent Function
Statistics
Step Functions
Similar Triangles