1.

The foot of the ladder is 9.5m away from the wall and and the ladder is inclined at an angle of 60 degree withthe groud . The length of ladder will be______ solve it. ​

Answer»

Distance of foot of ladder is 9.5 m away from the wall = 9.5 mLadder is inclined at an angle of 60° from ground.To Find:-The LENGTH of the ladder.Solution:-In ∆ABC,We KNOW,Cos C = Hence,Cos60° = From Trigonometric table we have,Cos60° = Putting the value,______________________________________Explore More!!Trigonometric Table is as FOLLOWS:-Important points!!Sinθ = Cosθ = Tanθ = Cosecθ = Secθ = Cotθ = ______________________________________



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