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A right circular cone has a base radius r cm and a vertical angle 2yo. The height of ...

A right circular cone has a base radius r cm and a vertical angle 2yo. The height of the cone is
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A R tan yo cm
  • B R sin yo cm
  • C R cot yo cm
  • D R cos yo cm
  • E R cosec yo cm
Correct Answer: Option C
Explanation:
\(\frac{r}{h}\) = tan yo
h = \(\frac{r}{tan y^o}\)
= r cot yo

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