question_answer

The top of a broken tree touches the ground at a distance of 15 m from its base. If the tree is broken at a height of 8 m from the ground, what is the actual height of the tree?

A)  18 m                          

B)  25 m      

C)  27 m              

D)  29 m

Correct Answer: B

Solution :

(b): Height of tree = 8 + hypotenuse             \[=8+\sqrt{{{8}^{2}}+{{15}^{2}}}=8+17=25\]