A 20 foot extension ladder is placed in a wall making an angle of elevation for 85 degrees with the ground. If a person at the t

Question

3 years ago

8

op of the ladder leaned back, rotating the ladder away from the wall, how far to the nearest foot would the person fall before hitting the ground?

1 answer:

snow_tiger [21] · Answer 1 · 2022-08-08T10:32:02+03:00

8 0

Answer:

21.74 ft

Step-by-step explanation:

We use Cosine because we are dealing with the Adj and Hyp

Cos 85 = x/20

x = 20 Cos 85

x = 1.74 feet away from the base of the wall.

Since the ladder is 20 foot long, the total distance will be 1.74 + 20 = 21.74 ft