Question

Polar coordinates of a point are given. Find the rectangular coordinates of the point. (2.1, 2pi/9)
anyone could just show me how to convert i can do the work :)

Answer 1

@misty1212

Answer 2

\[x=r \cos(\theta) \\ y=r \sin(\theta) \\ \text{ just plug in your } r\text{ and } \theta\]

Answer 3

sooo none of those ar emy options? these ar emy options
A. (-1.6, -1.3)
B. (1.6, 1.3)
C. (1.3, 1.6)
D. (-1.3, -1.6)

Answer 4

ok my calculator wasnt in polar mode

Answer 5

your degree mode should be radians