Tuesday

July 22, 2014

July 22, 2014

Posted by **Ashley Kate** on Wednesday, January 15, 2014 at 1:01am.

1. C = 135.77 deg, b = 10cm, a = 12cm

2. a = 11.5m, b = 10m, c = 16.94m

- Trig -
**Steve**, Wednesday, January 15, 2014 at 6:39amin each case, use law of cosines to get c or C:

c^2 = a^2+b^2-2ab cosC

Now, having all 3 sides, and angle C, use law of sines to get A and B:

sinA/a = sinB/b = sinC/c

**Related Questions**

maths - in a triangle ABC, C=10CM A=12CM ANGLE B Is 20 DEGREEZ calculate the ...

geometry - Determine the measure of angle B of triangle ABC given the following ...

Precalculus - Solve the triangle ABC under the given conditions. a = 19, b = 8.2...

trig, math - Given triangle ABC with a = 16, b = 14, and β = 54°, find the ...

Math/Trig - Given A=56degrees, C=61degrees, and b=10.5, solve triangle ABC. If ...

Math/Trig - Given A=56degrees, C=61degrees, and b=10.5, solve triangle ABC. If ...

Trig - Solve the right triangle ABC using the given information: cos A = 2/5 ; c...

HELP!!!!RIGHT NOW!!!! - Which set of side lengths shows similar triangles? (1 ...

Trigonometry/Geometry - In most geometry courses, we learn that there's no such ...

9th grade - given that a(-1,8) ,b(2,4) and if the line y=4 is the axis of ...