Wednesday

October 1, 2014

October 1, 2014

Posted by **danielle** on Friday, July 29, 2011 at 4:05pm.

- precal 2 -
**Reiny**, Friday, July 29, 2011 at 5:48pma^2 = 10^2 + 3^2 - 2(10)(3)cos55°

= 109 - 60cos55

= 107.8528..

a = 10.3852..

**Answer this Question**

**Related Questions**

precal 2 - use the law of cosines to solve the triangle a=55, c=72, b=25

precal 2 - use law of sines to solve the triangle A=58 degree, a=4.5, b=12.8

Algebra 2 - Using the information given about a triangle, which law must you use...

geometry - If a triangle has sides of lengths a and b, which make a C-degree ...

Trig - Should the triangle be solved beginning with Law of Sines of Law of ...

math - solve each triangle using either the Law of Sines or the Law of Cosines. ...

Trigonometry/Geometry - Law of sines and cosines - In most geometry courses, we ...

Geometry - How do I find the mesurements of a isosceles triangle? I have the ...

law of cosines and sines - m<C=70,c=8,m<30 solve the triangle

Trig - check my answers plz! - 1. (P -15/17, -8/17) is found on the unit circle...