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Polar coordinates of a point are given. Find the rectangular coordinates of the point. (-5, -180°)

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pre-calc
rectangular-coordinates

asked Jul 17, 2016 in PRECALCULUS by anonymous

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1 Answer

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The polar coordinates of point is .

Let the polar coordinates of point is .

Polar-to-rectangular coordinates :

Where angle is in radians.

Substitute

The rectangular coordinates of the point is

answered Jul 18, 2016 by Anney Mentor

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