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1. |
The two rectangular pyramids are similar. Find the value of x. |
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A. |
5.25 |
B. |
15.43 |
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C. |
4 |
D. |
9.33 |
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Hint |
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2. |
A model solid has a scale of 1 cm = 30cm and a volume of 200 cm3. Find the volume of the actual solid. |
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A. |
5,400,000 cm3 |
B. |
6,000 cm3 |
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C. |
180,000 cm3 |
D. |
135 cm3 |
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Hint |
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3. |
A model solid has a scale of 1 in = 15 in and a volume of 125 in3. Find the volume of the actual solid. |
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A. |
421,875 in3 |
B. |
27 in3 |
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C. |
8 in3 |
D. |
1,875 in3 |
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Hint |
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4. |
Solid A and solid B are similar and have a scale factor of  If solid A, the smaller of the two, has a surface area of 160 in2, what is the surface area of solid B? |
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A. |
26 in2 |
B. |
400 in2 |
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C. |
1,000 in2 |
D. |
64 in2 |
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Hint |
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5. |
Cylinder A and cylinder B are similar. If cylinder A has a radius of 5 feet and a height of 20 feet and cylinder B has a height of 45 feet, what is the radius of cylinder B? |
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A. |
180 ft |
B. |
11.25 ft |
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C. |
2.22 ft |
D. |
4,500 ft |
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Hint |
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