A ladder rest against a wall at an angle alpha to the horizontal
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Step-by-step explanation:
a ladder rest against a wall at an angle alpha to the horizontal its foot is pulled away from the wall through a distance A so that it slides a distance B down the wall making an angle beta with the horizontal. show that a/b=cos(alpha)-cos(beta)/sin(beta)-sin(alpha)
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hope it helps you see the attachment for further information
Step-by-step explanation:
mate you haven't provided further information to solve this question so I have just applied the formula you can substitute the numerical value to get your answer
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