RodolfoY639546 RodolfoY639546
  • 25-10-2022
  • Mathematics
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The radius of a circle is 18 miles. What is the area of a sector bounded by a 72° arc?Give the exact answer in simplest form. ____ square miles. (pi, fraction,)

The radius of a circle is 18 miles What is the area of a sector bounded by a 72 arcGive the exact answer in simplest form square miles pi fraction class=

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JemiahO358658 JemiahO358658
  • 25-10-2022

Area = (π*r^2*α)/360°

α =72°

r = 9 mi

Then

A = (π * 81 * 72°)/360° = 81/5π square meters

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