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Chapter 10



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

To change square inches to square feet you would __________.
a.
multiply the square inches by 144
b.
divide the square inches by 144
c.
divide the square inches by 12
d.
multiply the square inches by 12
 

 2. 

In the metric system, the base unit is the square __________.
a.
millimeter
b.
kilometer
c.
centimeter
d.
meter
 

 3. 

The formula for determining the area of a triangle is __________.
a.
the length of the base times the height
b.
2 times the height times the length of the base
c.
1/2 the length of the base times the height
d.
the height times the length of the base
 

 4. 

The formula for the area of a circle is __________.
a.
pi ´ the radius
b.
pi ´ the diameter
c.
pi ´ the diameter squared
d.
pi ´ the radius squared
 

 5. 

Which of the following would be a measure of volume?
a.
26 feet
b.
26 cubic inches
c.
26 square inches
d.
26 square meters
 

Completion
Complete each statement.
 

 6. 

The area of a rectangle 9" wide and 2' long is _________________________.
 

 

 7. 

The area of a rectangle 15" by 18" is ________________________________________ square feet.
 

 

 8. 

The area of a room that measures 12' 7" by 14' 11" is ____________________ square feet.
 

 

 9. 

The area of a triangle with a base of 12 feet and a height of 21 feet is ____________________ square feet.
 

 

 10. 

The area of a building lot with 150 feet of road frontage and the two side property lines meeting 225 feet from the road is ____________________ square feet.
 

 

 11. 

The area of a circle with a radius of 8" is ____________________.
 

 

 12. 

The area of a circle with a radius of 2' 7" is ____________________ square feet.
 

 

 13. 

The area of a circle with a radius of 38 centimeters equals ____________________.
 

 

 14. 

The difference in the cross-sectional area (the area of the opening) between a 10" diameter pipe and a 16" diameter pipe is ____________________ square inches.
 

 

 15. 

The volume of a 9" cube is ____________________.
 

 

 16. 

The volume of a rectangle that is 2' high, 4' long, and 5' wide is ____________________.
 

 

 17. 

The area of a rectangle that measures 18" wide, 2' long, and 8" high is ____________________.
 

 

 18. 

The volume of an electrical box that measures 3" ´ 6" ´ 3 1/4" is ____________________.
 

 

Short Answer
 

 19. 

What is the area of a triangle with a base of 18" and a height of 3'?
 

 20. 

If a lighting fixture can illuminate 60 square feet, how many fixtures are required for a room that measures 10' 3" by 16' 4"?
 



 
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