Posted by **Debbie** on Sunday, May 2, 2010 at 6:56pm.

Can someone please help me?

Use identities to find the indicated value for each angle measure.

sin θ = 12/13, cos θ > 0

Find cos (2θ).

## Answer this Question

## Related Questions

- Math - Calculus - The identity below is significant because it relates 3 ...
- Trigonometry - I just want to know if this answer is correct, 120/169. Use ...
- math trigono - 1. If tanθ = –√3 , what is the value of cot ? 2. ...
- trig - An object Is propelled upward at an angle θ, 45° < θ<90...
- trigonometry - if cosθ=2/3 and tanθ<0 find the exact value sin(&#...
- math - if cosθ=2/3 and tanθ<0 find the exact value sin(θ-5&#...
- Trig - Given that csc θ = -4 and tan θ > 0, find the exact value of...
- Trig - Given that cos θ = 5/13 and θ is in QIV, find the exact value ...
- trig - cosθ =5/13 with -π/2 < θ <0 find each of the ...
- trig - Use the fundamental identities to simplify the expression. cos^2θ/...

More Related Questions