CPM Homework Help : CALC Problem 9-115

For each of the rectangular coordinates below, find two equivalent polar coordinates.

Hint:

Graph each point and draw a segment connecting the point to the origin. Create a right triangle to determine the length and direction of the segment.

More Help:

Recall that each point can be written four ways: $(+, +), (+, –), (–, –),$ and $(–, +)$