Question

A​ ​piece​ ​of​ ​rope​ ​94.2​ ​inches​ ​long​ ​will​ ​enclose​ ​a​ ​circular​ ​child’s​ ​wading pool. What​ ​is​ ​the​ ​diameter​ ​of​ ​the​ ​pool?

Answer 1

The circumference of a circle is pi times D. So, 94.2/pi = 29.98 or about 30 in