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doucer1

  • 3 years ago

A triangular prism has a volume of 10 cm3. If each dimension of the prism is multiplied by four, what is the new volume of the prism? 320 cm3 80 cm3 160 cm3 640 cm3

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  1. tiaph
    • 3 years ago
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    Volume of a triangular prism is given by 0.5 * base * height * length = 0.5 *b*h*l given 0.5*b*h*l = 10cm3 each dimension is now 4 times, 0.5 * 4b*4h*4l = (0.5*b*h*l) *4 *4 *4 Substitute 0.5*b*h*l = 10cm3 New Volume= 10*4*4*4= 640cm3

  2. sunsetlove
    • 3 years ago
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    Tiaph u r doing great to day

  3. tiaph
    • 3 years ago
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    Thanks!

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