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Chapter 16 Study Guide



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

 1. 

A senior citizen group is fencing off an area in a local park for a flower garden. How many meters of fencing do they need to buy?

mc001-1.jpg
a.
56.7 m
b.
61 m
c.
63.1m
d.
158.76 m
 

 2. 

What is the perimeter of this figure?
mc002-1.jpg
a.
45 cm
b.
72 cm
c.
243 cm
d.
324 cm
 

 3. 

Find the perimeter of an equilateral triangle, if the length of one side is 22 inches.
a.
66 inches
b.
88 inches
c.
242 inches
d.
484 inches
 

 4. 

Destiny is refinishing the floor of her living room. The cost varies depending upon the size of the room. How many square feet is the room?
mc004-1.jpg
a.
24 ft2
b.
48 ft2
c.
128 ft2
d.
200 ft2
 

 5. 

Anthony bought a square rug. How many square feet is the rug?
mc005-1.jpg
a.
12 ft2
b.
24 ft2
c.
32 ft2
d.
36 ft2
 

 6. 

Emily is measuring the area of several parallelograms. Which two parallelograms have the same area?
mc006-1.jpgmc006-2.jpgmc006-3.jpg
a.
Figures 2 and 3
c.
Figures 1 and 4
b.
Figures 1 and 2
d.
Figures 2 and 4
 

 7. 

The circumference of a circular trampoline is 44 feet. Estimate of the radius of the trampoline.
a.
28 ft
b.
14 ft
c.
12 ft
d.
7 ft
 

 8. 

Which of these figures has the greatest area?
a.
mc008-1.jpg
c.
mc008-3.jpg
b.
mc008-2.jpg
d.
mc008-4.jpg
 

 9. 

Alex is putting in a circular sandbox. The sandbox will have a diameter of 12 feet. To the nearest tenth of a square foot, what will be the area of the sandbox?
a.
37.7 ft2
c.
113.0 ft2
b.
75.4 ft2
d.
452.2 ft2
 

 10. 

An elementary school is having a globe painted on their playground. The diameter of the circular painting will be 16 feet. About what will be the area of the painting?
a.
About 50 ft2
c.
About 201 ft2
b.
About 79 ft2
d.
About 804 ft2
 

 11. 

Avery wants to fence in part of his backyard. How many yards of fencing does he need to buy? (Be careful make sure each side is labeled!)
mc011-1.jpg
a.
67 yd
b.
76 yd
c.
82 yd
d.
84 yd
 

 12. 

What are the measurements of the two missing sides?
mc012-1.jpg
a.
20 in
b.
15 in.
c.
25 in
d.
30 in.
 

 13. 

Ms. Betsa is  fencing in a vegetable garden. How much fencing is needed to go around the garden?
mc013-1.jpg
a.
17.64 yd
b.
21 yd
c.
16.8 yd
d.
8.4 yd
 

 14. 

Find the perimeter of a rhombus if the length of one side is 12 meters.
a.
48 meters
b.
60 meters
c.
72 meters
d.
144 meters
 

 15. 

The Baranich  family is building a new home. The plans for their new living room are shown below. How many square feet will the new living room be?
mc015-1.jpg
a.
36 ft2
b.
72 ft2
c.
320 ft2
d.
360 ft2
 

 16. 

What is the area of the square below?

mc016-1.jpg
a.
22 ft2
b.
44 ft2
c.
111 ft2
d.
121 ft2
 

 17. 

Drew  has a treehouse that is surrounded by a wooden platform. What is the area of the platform?
mc017-1.jpg
a.
39 m2
c.
48 m2
b.
40 m2
d.
57 m2
 

 18. 

Each of the small squares in the figure below measures 1 foot on each side. What is the area of the triangle?

mc018-1.jpgbase is 8 ft and the height is height is 7 feet

a.
24 mc018-2.jpg
b.
26 mc018-3.jpg
c.
28 mc018-4.jpg
d.
56 mc018-5.jpg
 

 19. 

Which two parallelograms have the same area?
mc019-1.jpgmc019-2.jpgmc019-3.jpgmc019-4.jpg
a.
Figures 2 and 4
c.
Figures 2 and 3
b.
Figures 1 and 2
d.
Figures 1 and 4
 

 20. 

The circumference of a circus ring is 13 meters. Estimate of the radius of the ring.
a.
2 m
b.
4 m
c.
41 m
d.
82 m
 

 21. 

The sixth graders were learning folk dances in gym. In one dance, a group of students held hands in the circle. An overhead view is shown below. If each square floor tile has sides the length of 1 foot, what is the approximate circumference of the circle? Use 3.14 for mc021-1.jpg.
mc021-2.jpg
a.
16 ft
b.
31 ft
c.
63 ft
d.
100 ft
 

 22. 

Joyce’s house has a circular window with a diameter of 8 feet. To the nearest tenth of a square foot, what is the area of the window?
a.
12.6 ft2
c.
50.2 ft2
b.
25.1 ft2
d.
201.0 ft2
 

 23. 

What is the area of a circle with a circumference of 25 meters? Use 3.14 for pi and round to the nearest square meter.
a.
39 m2
c.
491 m2
b.
50 m2
d.
1,963 m2
 



 
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