Question

This model of the backboard of a basketball goal is composed of a rectangle and a semicircle. What is the area of

the model of the backboard in square inches?

Answer 1

deal with the rectangle first A = l X w

4 X 12 = 48 squared cm

semi circle

Area of a circle πr^2

12/2 = 6, radius = 6

π6^2 = 113.097335

113.097335/2 = 56.5486677

56.5 + 48 = 104.5 squared cm