Arithmetic Aptitudes › Height and Distance › Question #4195
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QA ladder leaning against a wall has an elevation angle of 60

ID: #4195 Height and Distance 302 views
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#4195Q ID
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Height and DistanceTopic
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  • A 7.02 m ✔ ✖
  • B 6.5 m ✔ ✖
  • C 5.62 m ✔ ✖
  • D 6.9 m ✔ ✖
Correct Answer

Explanation

Let AB be the wall and BC be the ladder. Then, ACB = 60° and AC =3.45 m.

AC/BC = cos 60° = 1/2

= 2 x AC

= (2 x 3.45) m

= 6.9 m.

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