Answer: 6
Step-by-step explanation: You can make this question into an algebraic expression. This is basically 3.14x(z^2)x15=1696.5. If you divide 1696.5 with 15, you get 3.14x Z x Z=113.1. If you divide 113.1/3.14, you get about 36, and the square root of 36 is equal to 6.
