The angle of elevation of the top of an unfinished tower at a point distance 80m from its base is
.How much higher must the tower be raised so that its angle of elevation at the same point may be
?


Asked by araima2001 | 8th Nov, 2015, 11:55: AM
Expert Answer:


Answered by Vijaykumar Wani | 9th Nov, 2015, 04:45: PM
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