The following octagon is formed by removing four congruent triangles from a rectangle. What is the area of the rectangle?

A-D:
12 cm2
36 cm2
48 cm2
60 cm2

The following octagon is formed by removing four congruent triangles from a rectangle What is the area of the rectangle AD 12 cm2 36 cm2 48 cm2 60 cm2 class=