A ladder of length 15 2 m reaches a window 15 m high. find the inclination of the ladder with the ground.
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Let the inclination be a
Sin a=perpendicular/hypotenuse
Sin a=15/152=0.09868
Sin 80°36'=9866
Difference=2
U have to add 1
And =sin80°37'
Refer sine table than it will be easy to understand
Sin a=perpendicular/hypotenuse
Sin a=15/152=0.09868
Sin 80°36'=9866
Difference=2
U have to add 1
And =sin80°37'
Refer sine table than it will be easy to understand
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