A building surmounted by a flag, from a point on the ground 20 m away from the foot of the building, the angles of elevation of the top of building and flag are 45 degree and 60 degree respectively. What will be height of the building and the length of the flag?

Options :
  1. 20 m & 14.64 m
  2. 15 m & 20.64 m
  3. 35 m & 19.6 m
  4. 45 m & 20.5 m
Answer and Explanation :-

Answer: Option 1

Explanation:

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