3 years ago

The following three shapes are based only on squares, semicircles, and quarter circles.

Mathematics

1 answer:

Sever21 [200]3 years ago

4 0

Answer:

32pi - 64

Step-by-step explanation:

The two UNshaded areas are equal to each other. Each one is the

Area (square) - 1/4 Area(circle)

64 - 1/4 (64pi)

64 - 16pi

There are 2 of these unshaded pieces in this question.

Area (square) - 2 (64 - 16pi)

64 - 128 + 32pi

= -64 + 32pi

Area = 32pi - 64

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