A restaurant has a rectangular patio section that is 8 meters wide by 6 meters long. They want to use fencing to enclose the patio. How much fencing will they need to go around their new patio?
meters

Two lines parallel to the same plane are parallel to eachother

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.

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=