Asked by angela
how to find the area of a sector when the radius is 8 and you leave it in terms of pi
Answers
Answered by
Reiny
you would have to know the central angle of the sector.
Suppose it is Ø
then area of whole circle = 64π
area of sector with central angle Ø/64π = Ø/360°
area of sector = 64π(Ø°)/360°
e.g. if the central angle is 60°
area of sector = 64π(60)/(360) = 32π/3
Suppose it is Ø
then area of whole circle = 64π
area of sector with central angle Ø/64π = Ø/360°
area of sector = 64π(Ø°)/360°
e.g. if the central angle is 60°
area of sector = 64π(60)/(360) = 32π/3
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