SinA=P/H _(2)
CosA=B/P _(3)
by epuation 1,2and3 we prove that tanA = sinA/cosA
Written on Jan. 5, 2018, 7:26 a.m.
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Answer of this question
Prove that tanA=sinA/cosA
TanA=P/B _(1)
SinA=P/H _(2)
CosA=B/P _(3)
by epuation 1,2and3 we prove that tanA = sinA/cosA
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