What Angle Should A Person Throw a Stone? If

A person of height 6ft. wants to pluck a fruit which is on 26/3 ft. high tree. If the person is standing 8/√3 ft, away from the base of the tree, then at what angle should he throw a stone so that, it hits the fruit?

  1. 60o
  2. 75o
  3. 30o
  4. 45o
Monis Rasool Professor Asked on 28th August 2015 in Maths.
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1 Answer(s)

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Answer: (3) 30o

Explanation:-
In the figure-

RE: What Angle Should A Person Throw a Stone? If


According to the question,
In right triangle PQR
tan x = PR/QR
= (8/3)/(8/sqrt.3)
= 1/sqrt.3
tan x = tan 30
x = 30 degree.

Hence, the answer is (3) 30 degree.

Anurag Mishra Professor Answered on 2nd September 2015.
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