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Thursday, 02 April 2026
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A tree is 8km due south of a building. Kofi is standing 8km west of the tree. How far ...

A tree is 8km due south of a building. Kofi is standing 8km west of the tree. How far is Kofi from the building?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 4√2km
  • B 8km
  • C 8√2km
  • D 16km
Correct Answer: Option C
Explanation:

\(x^2 = 8^2 + 8^2\)
\(x^2 = 64 + 64 = 128\)
\(x = \sqrt{128}\)
= \(8\sqrt{2}\) km

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