Geometry Area and Perimeter HW#72

Geometry

Area and Perimeter ? HW#72

Find the area of the shaded region in each of the following figures. For all

questions, assume that things that look like squares are squares, things that

look like circles are circles, etc.

1:

2:

3:

4:

5:

6: The shaded square is inscribed

within the larger square.

7: This figure consists of 2 concentric circles. If the shaded area is 64 in2 and the smaller circle has a radius of 6 in., what is the radius, in inches of the larger circle?

8:

9:

10:

11:

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