Question

A water sprinkler sprays water on a lawn over a distance of 25 feet and rotates through an angle of 130^(circ). Find the area of the lawn watered by the sprinkler.

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asked 2021-01-10

A water sprinkler sprays water on a lawn over a distance of 25 feet and rotates through an angle of \(130^{\circ}\). Find the area of the lawn watered by the sprinkler.

Expert Answers (1)

2021-01-11

\(130^{\circ} \times \frac{\pi}{180^{\circ}}=2.27\)
\(a=1/2(25^2)(2.27)=709.4\)
709.4ft

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