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The figure above shows the path traced b...


The figure above shows the path traced by the hand of a scale as it moves form A to B. What is the area, in square inches, of the region passed over by the scale's hand?

A

`2pi`

B

`8pi`

C

`12pi`

D

`16pi`

Text Solution

Verified by Experts

The correct Answer is:
B
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