Question

. A TV tower stands vertically on a
of a canal. From a point on the other
bank directly opposite the tower, the
angle of elevation of the top of the
tower is 60°. From another point 20 m
away from this point on the line joing
this point to the foot of the tower, the
angle of elevation of the top of the
tower is 30° (see Fig. 9.12). Find the
height of the tower and the width of
the canal.
D
From the top of a 7 m high building,​

Answer 1

Answer:

Width of the canal is 10m and height is 10 root 3.