Deck 24: Surface Measurement-Irregular Figures

Question 1

Use this illustration for the following questions. Assume doorways have width of 3 feet. The walls in this figure are 9 feet 3 inches high. To the nearest square foot, how many square feet of drywall are needed for the walls of room A?

Answer 1

527

Question 2

Use this illustration for the following questions. Assume doorways have width of 3 feet. What is the perimeter of room A to the nearest foot?

Answer 2

60

Question 3

Use this illustration for the following questions. Assume doorways have width of 3 feet. How many square feet of drywall are required for the walls of room B?

Answer 3

305.25

Question 4

There are three fundamental approaches to be used in solving surface measurements of irregular figures.

Question 5

Use this illustration for the following questions. Assume solar panels are only on one side of the roof. In square feet, what is the area of the roof that must be covered by shingles?

Question 6

Use this illustration for the following questions. The walls of this structure are 11 feet 6 inches high. How many square feet of material are needed for the outside walls of the building?

Question 7

Use this illustration for the following questions. Assume solar panels are only on one side of the roof. What is the area of the roof covered by solar panels?

Question 8

Use this illustration for the following questions. Assume doorways have width of 3 feet. Determine the floor area to be covered in room C in square feet.

Question 9

You can usually find the area of an irregular figure by breaking the figure down into smaller, regular figures and adding their areas together.

Question 10

Use this illustration for the following questions. To the nearest square foot, what is the area of room A excluding the walls and border?