SOLUTION: A 15-foot ladder leans against a wall at 71°angle of elevation. Find the distance from the ladder's base to the wall. Thank you

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Question 481175: A 15-foot ladder leans against a wall at 71°angle of elevation. Find the distance from the ladder's base to the wall.
Thank you
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,



A 15-foot ladder leans against a wall at 71°angle of elevation.

distance (b) from the ladder's base to the wall:

 cos71°= b/15ft, 15ft*cos71° = b = 4.8835ft