Answer:
-1
Step-by-step explanation:
Step-by-step explanation:
step 1. The circumference (c) of a circle is the diameter of a circle x pi. c = d(pi) = 14pi.
step 2. The area (A) of a circle is the radius of a circle squared x pi. The radius of a circle is 1/2 x the diameter. A = (14/2)^2(pi) = 49pi.
Answer:D
Step-by-step explanation:
Answer:
7.635
Step-by-step explanation:
i hope it helps:)
