The Letters R and θ Represent Polar Coordinates $\mathrm { r } \sin \theta = 10$

Multiple Choice

The letters r and θ represent polar coordinates. Write the equation using rectangular coordinates (x, y) .
- $\mathrm { r } \sin \theta = 10$

A) $y = 10$
B) $x = 10$
C) $x = 10 y$
D) $y = 10 x$