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The angle of elevation of the …

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The angle of elevation of the top of the tower from two points A and B which are 15 m apart ,on the same side of the tower on the level ground are 30 degree and 60 degree respectively .find the height of the tower and distance of point B from the base of the tower take under root 3= 1.732

    • Posted by Anupreet Kaur 6 years, 1 month ago

    CBSE > Class 10 > Mathematics
    • 1 answers

    Vanshika Chhillar 6 years, 1 month ago

    In triangle ADC tan60°=CD/AD =>√3=CD/AD =>AD=CD/√3. .......(1) In ∆ BDC tan30°=CD/AD+AB =>1/√3=CD/AD+15 =>AD=√3CD-15. ..........(2) Comparing (1) and (2), Do it yourself The answer would come out to be 12.99 m.

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