A scale drawing of a new building has `1/2` inch representing 40 feet . If a conference room has a floor length of 60 feet , what is the floor length , in inches , on the scale drawing ?

A sector of a circle has an arc length of 2.4 feet and an area of 14.3 square feet. How many degrees are in the central angle?

A circle has a radius that is the same length as the sides of a square , if the square has a perimeter of 64 square inches , what is the area , in square inches , of the circle ?

A table screen has a 12-inch diagonal. If the length of the screen is sqrt3 times longer than the width, what is the area, in square inches, of the screen ?

If a sector of a circle has an arc length of 2pi inches and an area of 6pi square inches, what is the length of the radius of the circle?

The top surface of a rectangular table has an area of 100 square feet and a width of 5 feet. What is the length, in feet, of the surface?

If a rectangular swimming pool has a volume of 16,500 cubic feet, a uniform depth of 10 feet, and a length of 75 feet, what is the width of the pool, in feet?

Frank the Fencemaker needs to fence in a rectangular yard. He fence in three of four sides of the yard. The unfenced side of the yard is 40 feet long. The yard has an area of 280 square feet. What is the length , in feet, of the fence that Frank installs?

When an elastic object , such as a coil spring or rubber band, is subjected to a force f, an increase in length , called a strain , occurs . Hooke's law states that force f is directly porportional to strain s. Suppose that a coil spring has a natural length of 4 feet and that a force of 60 pounds stretches the length to 6 feet. What magnitude of force , in pounds , would stretch the spring to a length of 7 feet ?

For /_\ABC shown below, base bar(AC) has a length of 16 inches and altitude bar(BD) has a length of 8 inches. The area of a certain square is equal to the area of /_\ABC . What is the length, in inches, of a side of the square?

A new homeowner drew a floor plan of her new house, in which 1 inch on the floor plan in equivalent to 18 inches on the actual floor. If the actual longest side of the floor in one of the bedrooms is 153 inches, what is the length of the longest side of the same bedroom in the floor plan?