Two hill tops A and B 20 km apart are intervened by a third top C. If the top most contour of the three hill tops are of the same value, state whether the line of sight AB« Back to Previous Page
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A. passes clear of hill top C
B. passes below the hill top C
C. grazes the hill top C
D. none of these.
 Posted by Civil EngineerAsked on August 3, 2016 12:33 pm
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