Use Symmetry to Graph Polar Equations
- $r = 2 \sin 3 \theta ;$

Multiple Choice

Use Symmetry to Graph Polar Equations
- $r = 2 \sin 3 \theta ;$ the line $\theta = \frac { \pi } { 2 }$

A) has symmetry with respect to the line $\theta = \frac { \pi } { 2 }$
B) may or may not have symmetry with respect to the line $\theta = \frac { \pi } { 2 }$