Geometry Problems, Online Education

 

 Problem 112. Area of Square and Triangle. Level: High School, SAT Prep, College

In the figure below, given an square ABCD of area S, E is the intersection of BD and the semicircle of diameter AD, and CF is tangent to the semicircle. If S1 is the area of triangle DEF, prove that: Area of Square formula.

Problem: Area of square and triangle. Elearning.

 

 

Geometric Art: Hyperbolic Kaleidoscope of problem 112 using iPad Apps: Equilateral Triangles and Squares

Hyperbolic Kaleidoscope of problem 112 using iPad Apps. Equilateral Triangles and Squares
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