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OpenStudy (anonymous):
An arc of length 3 feet is cut off by a central angle of pi/2 radians. Find the area of the sector formed.
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OpenStudy (campbell_st):
the are length formula is \[l = r \theta\] then theta is the angle subtended... pi/2 is a quadrant so 3 = pi/2 r then r = 6/pi now find the area of the sector
OpenStudy (anonymous):
you mean cut-off as the angle is bisected?
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