The circumference of Anyeline's circle is 12 feet. What is the radius (in feet) of her circle? Round your answer to the nearest tenth.

Find the value of the variable and the length of each secant segment.

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.

Evaluate this using ! 0.25^2 x 2.4 + 0.25 x 2.4^2 − 0.25 x 2.4 x 0.65