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OpenStudy (anonymous):
The polar coordinates of a certain point are (r = 5.05 cm, θ = 250°).(a) Find its Cartesian coordinates x and y. (b) Find the polar coordinates of the points with Cartesian coordinates (−x, y). (c) Find the polar coordinates of the points with Cartesian coordinates (−2x, −2y). (d) Find the polar coordinates of the points with Cartesian coordinates (3x, −3y).
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OpenStudy (anonymous):
r cos( θ)=x r sin( θ)=y
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