Question

brian hasa circular-shaped pool that has a radius of 13 feet. brian wants to install tile around the pool and needs to calculate the circumference of the pool. approximate the circumference of Brians pool to the nearest whole unit

Answer 1

`\bf \textit{circumference of a circle}\\\\ C=2\pi r~~ \begin{cases} r=radius\\ -----\\ r=13 \end{cases}\implies C=2\pi (13)\implies C=26\pi`