Posted by **Lucy** on Sunday, April 6, 2008 at 10:25am.

How do you find the cotangent of an angle?

My problem is: Find the exact value of cot(-315degrees).

I don't know how to do this.

Any help would be great.

## Answer this Question

## Related Questions

- Algebra II - Multiple Choice (theta) means the symbol 0 with the dash in it. 1.)...
- Trig - find the exact values of the six trig functions of angle... sin(-...
- Math (please help!) - 1. θ is a first quadrant angle in standard position ...
- Math - Let an angle in quad IV such that cos= 2/5 find exact value of csc and ...
- trig - Use half-angle formulas to find the exact value for the following cot 75 ...
- pre-calc - Can someone help me find the exact value of 4csc(3pi/4)-cot(-pi/4)? ...
- trig/pre -calc - hello, i don't quite understand how to do this type of problem...
- Algebra II - 1) Find the exact value of cos 105 degrees by using a half-angle ...
- Pre calculus - How do you work this problem? Find the exact value of sin 2u, cos...
- algebra 2 - tell how to find the cotangent of an angle when given the tangent of...

More Related Questions