1.

(a) Find the height of a mountain, if the elevation of its top at an unknown distance from the base is 30and at a distance 10 km further off from the mountain, along the same line, the angle of elevation i15°

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Thnxx.. I did get 5 m However the answer given was 5.04 thus I have my doubt clarified thnxx for your help..

One query though how did the the second line have a denominator as: 1 + tan 45* tan30??



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