If a pole 6 m high casts a shadow 2√3 m long on the ground, then the elevation of the sun is -

Question: If a pole 6 m high casts a shadow 2√3 m long on the ground, then the elevation of the sun is -

Solution:

ধরি,
AB = 6, BC = 2√3

ABC সমকোণী ত্রিভুজ হতে পাই,
tanθ = AB/BC
⇒ tanθ = 6/2√3
⇒ tanθ = 3/√3
⇒ tanθ = √3
⇒ tanθ = tan60°
∴ θ = 60°