Question

Find the area of each semicircle. Round to the nearest tenth. Use 3.14 for Pi.

1. Diameter = 9.4 mm

2. Radius = 3 1/2 ft

3. Radius = 8 in

Answer 1

1. 69.4 / 2 = 34.7

2. 38.5 / 2 = 19.25

3. 201.1 / 2 = 100.55

I got these by caculating the area and dividing it by 2