Question

.An electrician has to repair an electric fault on a
pole of height 6 m. He needs to reach a point 1.2 m
below the top of the pole. What should the length of
the ladder that he should use when inclined at an
angle of 30° to the horizontal would enable him to
reach the required position.​

Answer 1

Answer:

9.6

Step-by-step explanation:

total height of pole = 6 m

the point where rich the man from bottom

= 6-1.2

=4.8

take sin30 =4.8/x

x=9.6m