In the Illustration You Ll Notice That the Diameter of a Metal

Multiple Choice

In the illustration you ll notice that the diameter of a metal washer is a = 10 centimeters. The diameter of the hole is b = 3 centimeters. How many square centimeters of metal are there in 48 washers? Express the answer in terms of $$\pi$$ .

A) $1,092 \pi \mathrm { cm } ^ { 2 }$
B) $1,082 \pi \mathrm { cm } ^ { 2 }$
C) $1,112 \pi \mathrm { cm } ^ { 2 }$
D) $1,102 \pi \mathrm { cm } ^ { 2 }$
E) none of these