Solve the Problem $125 ^ { \circ }$ Compared to a Pair of 9 -Inch Wipers Operating Together

Multiple Choice

Solve the problem.
-What is the difference in area covered by a single 1 -inch windshield wiper operating with a central angle of $125 ^ { \circ }$ compared to a pair of 9 -inch wipers operating together each having a central angle of $119 ^ { \circ }$ ? Round to the nearest hundredth.

A) $172.14 \mathrm { in } ^ { 2 }$
B) $167.14 \mathrm { in. } ^ { 2 }$
C) $169.32 \mathrm { in. } { } ^ { 2 }$
D) $83.03 \mathrm { in } { } ^ { 2 }$