Math Geometry Problems, Online Education

 Problem 179. Rhombus, Square, Diagonal, Angle.

In the figure below, ABCD is a square and CDEF is a rhombus. Prove that angle AEC is a 45 degree angle.
A rhombus or rhomb is an equilateral quadrilateral. Notice that it is a parallelogram. View or post a solution.

Rhombus, Square, Diagonals, Angle


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