I need to do this by 11:59 help me

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 measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Add the fractions and simplify 1/2+ 1/3