11-01-2021
Mathematics

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(b) The angle of elevation of the top of a building from the top of a vertical pole is 30°. The pole is 2m
high and its foot is 12m from that of the building. Find,correct to 2 d.p,the :
(I) height of the building,
(ii) angle of depression of the foot of the pole from the top of the building;
(iii) angle of elevation of the top of the pole from the foot of the building.

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11-01-2021

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