Answers

2015-06-29T22:06:29+08:00
Pythagorian theorem:
a=20
b=15
c=?
∠=?

c^2=a^2+b^2
c^2=20^2+15^2
c=25.....is the answer for the length of the wire

sol'n for ∠
tan∮=a/b
tan∮=20/15
∮=arctan(20/15)

∮=53.13degrees is the angle...

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