1.

Art the foot of a mountain, the angle of elevation of its summit is 45∘. After ascending 1 km towards the mountain up an incline of 30∘, the elevation changes to 60∘ (as shown in the given figure). Fin dthe height of the mountain. [Given : √3=1.73.]

Answer»

Art the foot of a mountain, the angle of elevation of its summit is 45. After ascending 1 km towards the mountain up an incline of 30, the elevation changes to 60 (as shown in the given figure). Fin dthe height of the mountain. [Given : 3=1.73.]



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