A tree is broken by the wind. The top struck the ground at an angle of 30° and at a
distance of 30 meters from the roots. Find the whole height of the tree. Use
( √3 =1.73)
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1
Answer:
51.9
Step-by-step explanation:
Tan 30=BD/BC
I/root 3=BD/30
BD=10root3
Cos 30=BC/DC
root3/2=30/DC
DC=20root3
AB=BD+DC
=30root3
=30×1.73
AB=51.9m
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