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A man stands on a tree 150cm high and sees a boat at an angle...

Mathematics
JAMB 2018

A man stands on a tree 150cm high and sees a boat at an angle of depression of 74°. Find the distance of the boat from the base of the tree.

  • A. 52cm
  • B. 43cm
  • C. 40cm
  • D. 15cm
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Correct Answer: Option B
Explanation

Tan 74 = 150/x

  x = 150/tan 74

  = 43.01cm

There is an explanation video available below.


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Explanation Video

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WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC offline past questions - with all answers and explanations in one app - Download for free