Question

Find the rectangular coordinates of the point with the polar coordinates (8, 3/2Ï€)

Answer 1

(0, -8)

(0, 8)

(8, 0)

(-8, 0)

Answer 2

@amistre64

Answer 3

@Callisto @chihiroasleaf

Answer 4

to convert from polar coordinates into Cartesian coordinate
Let the coordinates of the point in polar coordinate is \[(r,\theta)\]
then
\[x = r \cos \theta ; y = r \sin \theta \]

from your question, the coordinate is (8, 3/2Ï€)
then, what is r? and what is theta? :)