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The Great Pyramid of Giza in Egypt has a roughly square base with side close to half a lakh (50,000) m² and an approximate vertical height of:
Answer & Solution
Correct answer: D.
1. The unit's side-note records the Great Pyramid of Giza's dimensions.
2. Its base area is given as roughly half a lakh square metres.
3. Its vertical height is reported as about 140 metres.
4. The construction took an estimated twenty years.
5. So the Great Pyramid's height is approximately 140 m.
_Source: SCERT Kerala Std X Mathematics Part-2, Chapter 7-8 (pp 180-199, 2019 ed.)._
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