The figure shows a bridge which is 13 m above the horizontal ground PAQ. A ramp, made of two sections AB and BC has been built, where C is vertically above A. The point B is 7 m vertically above Q and the angle of elevation of B from A is 12 degree . Calculate (a) the length of AB, (b) the size of angle of elevation of C from B.
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Answer:
7,404.410537,404.410530.885714286
Step-by-step explanation:
bakssbsosksbaoangsis
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