Q: The angle of elevation of the top of a tall building from the points M and N at the distances of 72m and 128m, respectively, from the base of the building and in the same straight line with it, are complementary. The height of the building (in m) is:
A.
96
B.
90
C.
80
D.
84
Correct Answer:
Option A -
Explanations:
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