Match each polar equation below to the best description. Possible answers are C, E, F, H, L, P, and S.

DESCRIPTIONS

C. Circle,
E. Ellipse,
F. Figure eight,
H. Hyperbola,
L. Line,
P. Parabola,
S. Spiral

Hint: it may help to change back to rectangular coordinates.

POLAR EQUATIONS

1. $r=\frac{1 }{3+16 \cos \theta}$
2. $r=3 \sin \theta+16 \cos \theta$
3. $r=\frac{1 }{3 \sin \theta+16 \cos \theta}$
4. $r=\frac{1 }{3+3 \cos \theta}$
5. $r=\frac{1 }{16+3 \cos \theta}$