If the ladder is inclined at an angle of 50 with the ground and it reaches at a height of 4m from the ground, then what is the length of the ladder is...........
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Step-by-step explanation:
For solving the question we have to use trigonometry.
sin 50 degrees = height / length of ladder
sin 50 degrees = 4 / length of ladder
length of ladder = 4 / 0.766
length of ladder = 5.22 m .
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