
01-14-2014, 08:58 PM
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CC Member
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Join Date: Apr 2011
Posts: 1,092
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Not Ranked
A'
.......................................B'
A---------- ----------------B---------------------------------------C
Tangent (theta) = (opposite/adjacent) = (1/8")/146" = .000856
Arctan .000856 = 0.000855999791 rad
Tan (0.000855999791 rad) = Z/120"
Z = Tan (0.000855999791 rad) x 120"
Z = 0.000856 x 120"
Z = .103" (rounded)
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