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February 1, 2015

February 1, 2015

Posted by **Tye** on Thursday, March 11, 2010 at 3:03pm.

- TRIG MATH -
**FredR**, Thursday, March 11, 2010 at 7:50pmsin = opposite / hypotenuse so,

hypotenuse = 8

opposite leg = 7

adjacent leg = sqrt(8^2 - 7^2)

= sqrt(15)

1/cot = tan

tan = opposite / adjacent

= 7/sqrt(15)

in the 4th quadrant the tangent is negative, so add a minus sign:

1/cot(theta) = -7/sqrt(15)

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