- A30°
- B60°
- C45°
- D75°
Step-by-Step Solution
Height of the top of the flag pole above the ground = 5 + 3 = 8 m. tan(θ) = > θ = 45°. Using only the 5 m wall would give a smaller, different angle.
Answer: C) 45°
In a Dehradun school, a flag pole 3 m tall is fixed upright on the top of a boundary wall 5 m high.
A student stands on level ground 8 m from the foot of the wall.
Measuring from the ground, find the angle of elevation of the TOP OF THE FLAG POLE from the point where she stands.
Class 10Heights and DistancesTrigonometry
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