rogue2d2 rogue2d2

25-10-2016
Mathematics

contestada

30 foot ladder leaning aginst a 20 foot roof what's the angle between the ladder and ground

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oluwafemiaiyeg oluwafemiaiyeg

25-10-2016

Let angle between ladder and ground be x,
sin x = opposite/hypothenus
sinx=20 foot/30 foot
sinx = 0.6667
x = 41.81 degrees

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