Idon't know what the side numbers are

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.

Select the number of ways in which a line and a circle can intersect

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*