a ladder AB which is set up with B on the horizontal ground and A against a vertical wall, makes an angle 71degrees with the ground, it is prevented from slipping by a tight rope PQ of length 1.68 meters, fixed at P to the foot of wall and at Q to the ladder, PQ being at right angles to AB, Calculate, in centimeters
a the height of AP of the ladder above P
b The length of the ladder?
In Mathematics
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Asked by JULIET umeh on 21st June, 2020
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