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Angle of elevation of top of a tower from two points at distances 10m and 5m from base of tower and in same straight line with it are complementary find height of tower

Japleen , 7 Years ago
Grade 10
anser 1 Answers
Abhijeet Pradhan

Last Activity: 7 Years ago

Tan a = h/5......Eqn1Tan (90-a) = h/10Cot a = h/10.......eqn2Multiplying eqn1 nd eqn2Tan a*cot a= h/10*h/51=(h^2)/50h^2=50h=√50=5√2m

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