If cosine equal to -0.4. Find sine, tangent, cotangent.

I need sin, tan and cot answers this is in quad 3
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1 Answer

kosine(x)=-0.4

sine^2 + kosine^2=1, so sine=root(0.84)=0.916515

tangent=sine/kosine=-0.916515/0.4=-2.29128785

kotangent=1/tangent=0.43643578
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