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Transcript
Name
Class
1-8
Date
Practice
Form K
Perimeter, Circumference, and Area
Find the perimeter of each figure.
1.
Substitute 14 for b and 3 for h in the
formula for perimeter of a rectangle.
P = 2b + 2h = 2
in.
2.
3.
4. Mrs. Henderson wants to put wallpaper border around her living room. The
room is 18 ft by 22 ft. How many feet of border are needed?
Find the circumference of circle G in terms of .
5.
6.
7.
8.
Coordinate Geometry Graph each figure in the coordinate plane. Find
each perimeter.
9. D(3, 1), E(3, 3), F(2, 3)
To start, graph the figure.
Find DE using the Distance Formula.
D  ( x2  x1 )2  ( y2  y1 )2 =
P= DE + EF + FD =
10. Q(1, 0), R(2, 3), S(3, 3), T(1, 3)
Prentice Hall Foundations Geometry • Teaching Resources
Copyright © by Pearson Education, Inc., or its affiliates. All Rights Reserved.
75
Name
Class
Date
Practice (continued)
1-8
Form K
Perimeter, Circumference, and Area
Find the area of each rectangle with the given base and height.
11. 3 ft, 8 in.
3 ft 
To start, convert 3 ft to inches to make the units the same.
Then substitute for b and h in the area formula.
12 in.

1 ft
in.
in.2
A = bh =
12. 28 in., 2 yd
13. 8 ft 6 in., 2 ft
14. 64 mm, 20 cm
15. 3.2 m, 70 cm
16. A restaurant owner wants to put a cement patio behind his restaurant so people can
eat outside. The patio will be 16 ft wide and 25 yd long. What will the area of the
patio be?
Find the area of each circle in terms of .
17.
To start, find r from the given diameter. Then
substitute r in the area formula for a circle.
A  r 2   
18.
19.
Find the area of each circle using an approximation of . If necessary, round to
the nearest tenth.
20. r = 9 in.
21. d = 13 m
22. r = 5.8 ft
Find the area of the shaded region. All angles are right angles.
23.
24.
Prentice Hall Foundations Geometry • Teaching Resources
Copyright © by Pearson Education, Inc., or its affiliates. All Rights Reserved.
76