SOLUTION: A 10 meter ladder is leaning against the side of a building. If the bottom of the ladder is 3 meters from the bottom of the building, find the measure of the acute angle that the l

Algebra ->  Trigonometry-basics -> SOLUTION: A 10 meter ladder is leaning against the side of a building. If the bottom of the ladder is 3 meters from the bottom of the building, find the measure of the acute angle that the l      Log On


   

Question 937435: A 10 meter ladder is leaning against the side of a building. If the bottom of the ladder is 3 meters from the bottom of the building, find the measure of the acute angle that the ladder makes with the building.
Answer by TimothyLamb(4379) About Me  (Show Source):
You can put this solution on YOUR website!
use law of sines:
a/sinA = b/sinB
3/sinA = 10/sin(90)
sinA = 3*sin(90)/10
A = asin( 3*sin(90)/10 )
A = 17.4576031237 degrees
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