10 hours to 6 hours find the percent of change

Consider circle h with a 3 centimeter radius. if the length of minor arc what is the measure of zrst?

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.

The tile along the edge of a triangular community pool needs to be replaced? ?