While out swimming one day you spot a coin at the bottom of the pool. The pool is ten feet deep, and the angle of depression between the top of the water and the coin is 15∘. How far away is the coin from you along the bottom of the pool? Round to the nearest tenth.

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)