Question

The radius of a circle, is 4 feet. What is the area of a sector bounded by a 135° arc?

Answer 1

Answer:

$\frac{135}{360} \times \pi \times {4}^{2} \\ \frac{45}{120} \times \pi \times 4 \times 4 \\ = 18.84 {ft}^{2}$

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