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Perimeters And Areas Of Similar Figures
Test Description: To find the perimeters and areas of similar polygons.
Instructions: Answer all questions to get your test result.
1) Side (Fig. one): 2 in, Side (Fig. two): 4 in. Give the ratio of the perimeters and areas.
A
p: 2/4, a: 4/16
B
p: 1/2, a: 1/2
C
p: 1/2, a: 4/16
D
p: 1/2, a: 1/4
2) Side (Fig. one): 8 cm, Side (Fig. two): 6 cm. Give the ratio of the perimeters and areas.
A
p: 6/8: a:9/16
B
p: 3/4, a: 9/16
C
p: 3/4: a: 6/8
D
p: 3/4, a: 6/8
3) Side (Fig. one): 14 cm, Side (Fig. two): 21 cm. Give the ratio of the perimeters and areas.
A
p: 2/3: a: 2/3
B
p: 14/21: a: 4/6
C
p: 2/3, a: 4/6
D
p: 2/3, a: 4/9
4) Side (Fig. one): 15 in, Side (Fig. two): 25 in. Give the ratio of the perimeters and areas.
A
p: 3/5, a: 9/25
B
p: 3/5, a: 15/25
C
p: 3/4, a: 9/16
D
p: 3/5, a: 9/16
5) Side (Fig. one): 3 in, Side (Fig. two): 6 in. Area of smaller figure is 6 sq in. Find the area of the other figure to the nearest whole number.
A
30 sq in
B
18 sq in
C
21 sq in
D
24 sq in
6) Side (Fig. one): 12 m, Side (Fig. two): 18 m. Area of larger figure is 121 sq m. Find the area of the other figure to the nearest whole number.
A
27 sq m
B
36 sq m
C
54 sq m
D
70 sq m
7) Side (Fig. one): 16 ft, Side (Fig. two): 12 ft. Area of larger figure is 105 sq ft. Find the area of the other figure to the nearest whole number.
A
47 sq ft
B
43 sq ft
C
55 sq ft
D
59 sq ft
8) Side (Fig. one): 11 m, Side (Fig. two): 3 m. Area of smaller figure is 23 sq m. Find the area of the other figure to the nearest whole number.
A
309 sq m
B
254 sq m
C
157 sq m
D
355 sq m
9) Side (Fig. one): 4 cm, Side (Fig. two): 10 cm. Area of smaller figure is 27.5 sq cm. Find the area of the other figure to the nearest whole number.
A
11 sq cm
B
172 sq cm
C
275 sq cm
D
70 sq cm
10) Side (Fig. one): 12 in, Side (Fig. two): 16 in. Area of larger figure is 96 sq in. Find the area of the other figure to the nearest whole number.
A
65 sq in
B
54 sq in
C
47 sq in
D
45 sq in
*select an answer for all questions
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