The viewing port of a submarine is a circle of radius 1 ft. If the center of the viewing port is 100 ft. below the surface, find the force exerted by the water on it.

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?

Select all the expressions that will include a remainder.

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?