3 years ago

Find the area of the green sector if ∠ A = 45° and the circle has a radius of 10 inches.

Mathematics

2 answers:

Travka [436]3 years ago

5 0

The answer to this is (D)

Furkat [3]3 years ago

3 0

Answer:

D) 25π/2 in²

Step-by-step explanation:

The area of a sector of central angle θ and radius r is ...

... A = (1/2)r²θ

Your sector has central angle π/4 and radius 10 in, so has area ...

... A = (1/2)(10 in)²(π/4)

... A = 25π/2 in² . . . . matches selection D

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