Friday

January 30, 2015

January 30, 2015

Posted by **Anonymous** on Thursday, September 16, 2010 at 7:18pm.

1. If a = 6 and <B = 53º, find b, c, and <A

2. If c = 13 and b = 12, find a, <A, and <B

3. If <A = 20º and b = 10, find <B, a and c

4. If c = 30 and <A = 40º, find <B, a

- Trigonometry -
**bobpursley**, Thursday, September 16, 2010 at 7:41pmThese are right triangles, so angle C is 90

1. isnt CosineB=a/c so you can solve for c. Then, solve for b.

I will be happy to critique your thinking.

**Answer this Question**

**Related Questions**

Trignometry - Given Triangle ABC: I think there are suppose to be right ...

Math(Geometry) - In the diagram below(no diagram but details will be provided), ...

Trigonometry - Triangle ABC is a right triangle with right angle at C. CD is ...

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

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

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

Trigonometry - 1. What is the area of triangle ABC if a = 47.0°, β = 57.8...

Trigonometry - 1. What is the area of triangle ABC if a = 47.0°, β = 57.8...

trigonometry - 1. What is the area of triangle ABC if a = 47.0°, β = 57.8...

Hard Geometry Problem - Hi guys. I need a lot of help on this. "Equilateral ...