The seismic wave of an earthquake is represented by the equation r = 12.8 sin(θ), where r is measured in miles.

The seismic wave is represented by ______ curve having a center on the ______

The earthquake can be felt ________miles from its center.

1 Circular, Rose, Limacon
2 Positive x Axis, Negative x Axis, Positive Y axis, negative Y axis
3 6.4, 12.8, 25.6