Ht and Dist.
Asked by baidshryans | 15th Oct, 2008, 07:07: PM
Expert Answer:
tan(21.5) = 40/ x
tan(21.8) = -0.193511159
-0.1935 = 40/ x
x = - 206. 71 , x can not be negative beeing a distance , so we ignore the negative sign
tan 12 deg 30'= (40- h)/x
tan(12.5) = -0.0664682419
-.6646 = (40- h)/x = (40- h) / 206. 71
-137.38 -40 = h
h = - 177.385 = 177.385
Answered by | 16th Oct, 2008, 09:34: PM
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