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If cos θ = -5/13 and sin θ < 0, what is tan θ ?

User Garethdn
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this angle will be in the third quadrant where only the tan is > 0.

by pythagoras the other leg of the triangle formed will be 12 units long and this will be opposite the angle theta so the tan will be -12/-5 = 12/5
User JithPS
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