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Find the area A of the sector of a circle of radius 70 feet formed by the central angle 1/7 radian.

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A (area)=__ feet^2
asked Apr 5, 2017 in PRECALCULUS by anonymous

1 Answer

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The sector of a circle of radius image  and the central angle image.

Find sector area of the circle.

The formula of the sector area for any central angle is




Substitute image


answered Apr 6, 2017 by Anney Mentor
edited Apr 6, 2017 by Anney

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