SOLUTION: A conveyor ramp carries heavy equipment up to an elevated platform. If the ramp starts at ground level 156 ft from the base of the platform and the angle of elevation is 20�, which

Question 367792: A conveyor ramp carries heavy equipment up to an elevated platform. If the ramp starts at ground level 156 ft from the base of the platform and the angle of elevation is 20�, which one of these answers are how long is the ramp?
A) 456.11 ft
B) 146.59 ft
C) 56.78 ft
D) 166.01 ft
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!



Hi,

Let x represent the length of the ramp

cos 20� = adj/hyp = 156ft/x 

x = 156t/cos 20� = 166.01 ft

Answer D would be the correct answer 

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