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A pyramid has a rectangular base with dimensions 12m by 8m. If its height is...

Mathematics
WAEC 2013

A pyramid has a rectangular base with dimensions 12m by 8m. If its height is 14m, calculate the volume

  • A. 322m3
  • B. 448m3
  • C. 632m2
  • D. 840m2
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Correct Answer: Option B
Explanation

Volume of pyramid = \(\frac{1}{3}\) x base area x height

= \(\frac{1}{3} \times 124 \times 8 \times 14\)

= 4 x 8 x 14 = 448m\(^3\)


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