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Practice Problems
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Period: ________ Date: ____________
 
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Solve:

1) image
The right pentagonal prism which has a pentagonal base with area 12 mm2 and perimeter 31 mm, and height of -5x + 56 mm has a volume of 72 mm3, find x.

By Easy Worksheet

By Easy Worksheet

By Easy Worksheet

 2) image
The regular pentagonal pyramid which has a pentagonal base with area 2x + 1 mm2 and perimeter 21 mm, and height of 15 mm has a volume of 75 mm3, find x.
3) The right rectangular prism which has the length of 16 m, width of 20 m, and height of 4x + 3 m has a volume of 6080 m3, find x.

By Easy Worksheet

By Easy Worksheet

By Easy Worksheet

 4) The regular pentagonal pyramid which has a pentagonal base with area 4x -1 ft2 and perimeter 7 ft, and height of 6 ft has a volume of 46 ft3, find x.

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