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Two buildings on a plane ground are 30 m apart. From the top of the smaller building, one sees the base of the other building at an angle of depression of 60∘ and its top at an elevation of 35∘. Find the height of the bigger building.[Tan 60∘=1.7Tan 35∘=0.7] Let CD & AB be the smaller and taller building respectively.DE = AC = 30 m

Answer»

Two buildings on a plane ground are 30 m apart. From the top of the smaller building, one sees the base of the other building at an angle of depression of 60∘ and its top at an elevation of 35∘. Find the height of the bigger building.



[Tan 60∘=1.7Tan 35∘=0.7]



Let CD & AB be the smaller and taller building respectively.





DE = AC = 30 m





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