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1. Rectangle with sides 10 feet 0 inches by 12 feet 6
inches. Express the answer in square feet.
2. Rectangle with sides 3 feet 6 inches by 14 feet 3 inches.
Express the answer in square feet and decimal fractions of a square foot.

How many square feet of plywood are needed to cover the deck
shown in Figure 11-5?
Figure 11-5

1. A particular type of lighting fixture can illuminate up
to 80 square feet. How many fixtures would be required for a room whose area is
12 feet 6 inches by 18 feet 6 inches?
2. The lighting for a game room requires 2 watts per
square foot. How many watts are required if the area of the room is 14 feet
9 inches wide by 20 feet 0 inches long?

How much paint is required to paint the walls in two rooms
at the rate of 400 square feet per gallon if the area of one room is 14 feet by
12 feet and that of the other is 22 feet by 16 feet? The walls in both rooms
are 8 feet high. Round off your answer to the nearest half gallon.

What is the surface area in square feet of the drain field
shown in Figure 11-7?
Figure 11-7

1. The cross-sectional area of each of three coldair ducts
is 14 inches by 20 inches. What is the total area of the cold-air ducts in
square inches?
2. What is the area of a triangle in square feet with a base
of 8 feet and a height of 14 feet?

1. What is the area of a triangle in square inches with a
base of 36 inches and a height of 14 inches?
2. What is the area of a building lot in square feet with
120 feet of road frontage and the two side property lines meeting 214 feet from
the road?

1. Circle with a diameter of 14 meters. Round to 1 decimal
place.
2. Circle with a diameter of 62 feet 6 inches. Answer should
be in square feet rounded to 2 decimal places.
3. Half circle with a radius of 18 inches. Answer should be
in square inches rounded to 1 decimal place.

1. A conduit has an inside diameter of 2.875 inches. What is the cross-sectional area of the inside of the conduit (the area of the opening)? Answer should be in square inches rounded to 3 decimal places.
2. A circular tabletop with a diameter of 36 inches is covered with plastic laminate. The laminate is cut from a square piece 36 inches on a side. What is the area of the waste? Answer should be in square inches rounded to 2 decimal places.

A semicircular bay is built to enclose one side of a spiral
staircase, as shown in Figure 11-10. What is the area of the floor inside the
bay? Answer should be in square feet rounded to 2 decimal places.
Figure 11-10