Find the circumference of the circle. Round your answer to two decimal places, if necessary. A circle with a radius of 2 inches.

2 in.
$C\approx$
in.

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane