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Measurement, STD2 EQ-Bank 16

The square pyramid below, has a side measurement of 120 metres and a perpendicular height \((h)\) of 65 metres.
 

Find the volume of the pyramid in cubic metres.   (2 marks)

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\(312\, 000\ \text{m}^3\)

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\(V\) \(=\frac{1}{3}Ah\)
  \(=\frac{1}{3}\times 120\times 120\times 65\)
  \(=312\, 000\ \text{m}^3\)