SOLUTION: QR is an arc of a circle with a center P. If the length of the arc is 6pi and the degree of the angle formed at center P is 30 degrees, what is the area of the sector PQR? The

Algebra ->  College  -> Linear Algebra -> SOLUTION: QR is an arc of a circle with a center P. If the length of the arc is 6pi and the degree of the angle formed at center P is 30 degrees, what is the area of the sector PQR? The       Log On


   



Question 467229: QR is an arc of a circle with a center P. If the length of the arc is 6pi and the degree of the angle formed at center P is 30 degrees, what is the area of the sector PQR?
The answer is 108pi.
Please help me understand how they got this answer.
Thank you!

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