Question

The angle of revolution of the top of atower from two points at a dist of 4cm and 9m from the base of the tower and in the same straight line the tower is 6m. ​

Answer 1

Answer:

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Plz refer the Attachment

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Answer 2

Answer:

In angle ABC, We Can

A/B=tanQ

H/9=tanQ

In angle, we have

A/B=tan (90'-Q) H/4=cotQ

From(1)and(2),we haveH/9*H1/4=tan*cotQ

H2=36 = h=6

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