Question

Three points on the ground form a right triangle

∆ABC

with right angle at

B

. The distance

BC m =120 .

A vertical tower of height

H

stands at

A

. The elevation angle of the tower top is

60°

from

B

and

45°

from

C

. Find

H​

Answer 1

Answer:

90 degree

Step-by-step explanation:

I hope it was correct