SOLUTION: 24. A circle has radius 6 cm. Find the area in terms of of a sector of the circle with a 140° central angle

Algebra ->  Circles -> SOLUTION: 24. A circle has radius 6 cm. Find the area in terms of of a sector of the circle with a 140° central angle      Log On


   

Question 414336: 24. A circle has radius 6 cm. Find the area in terms of of a sector of the circle with a 140° central angle
Answer by Alan3354(69443) About Me  (Show Source):
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Area of the whole circle = pi%2Ar%5E2+=+36pi sq cm
The sector's area = whole area * 140/360 = 36pi*(7/18) = 14pi sq cm
=~ 43.98 sq cm