Question

A tree of height 15 m was broken due to a heavy wind at a height of h m from the ground . But the broken ends were not completely separated and the top of the remained just touching the ground in a slanting position. If the broken part of the tree makes an angle of 30° with the ground, find h.

Answer 1

Answer:

Step-by-step explanation:

Height of tree =OB+AB=15m

At point B tree  has broken.

sin30=

AB

OB

​

AB=2OB

∴30B=15

OB=5m

∴, At 5m from ground, tree was token.

Answer 2

Step-by-step explanation:

so height of the broken part is 5 m