Question

A circular picture is 8 inches in diameter.

Part A
What is the area of the picture in square inches?
A. 4π square inches
B. 8π square inches
C. 16π square inches
D. 32π square inches
Part B
A frame that is 2 inches wide surrounds the picture. What is the total area of the picture and the frame in square inches?
A. 4π square inches
B. 12π square inches
C. 36π square inches
D. 40π square inches

Answer 1

area = pi x r^2

picture : diameter is 8 , radius = 8/2 = 4

area = 16PI ( answer is C)

picture & frame Diameter = 8 +4 = 12, radius = 12/2 =6

area = 36PI ( answer is C)