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A tree is broken by wind, its upper part...

A tree is broken by wind, its upper part touches the ground at a point 10 metres from the foot of the tree and makes an angle of `45^@` with the ground . The entire length of the tree is

A

15 metres

B

`10(sqrt(2)+1)` metres

C

20 metres

D

`10(1+sqrt(3)/2)` metres

Text Solution

Verified by Experts

The correct Answer is:
C
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