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find the area of a sector with a central angle of 170° with the radius of 17 mm. Round to the nearest 10th.
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find the area of a sector with a central angle of 170° with the radius of 17 mm. Round to the nearest 10th.

find the area of a sector with a central angle of 170° with the radius of 17 mm. Round-example-1
User Sraffa
by
7.8k points

1 Answer

4 votes
Answer: 428.7

The formula to find area of a sector is:

pi*r^2*(degree/360)

Now to substitute values that we know

pi*(17^2)*(170/360)

Simplify

pi*289*0.4722

Now multiply

pi*289*0.4722 = approx 428.7

~~hope this helps~~
User Maxim Toyberman
by
8.2k points
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