Homework Help: Trigonometry

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

Given Triangle ABC: Right Triangles

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 7:41pm
These 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 ...
Trigonometry - 1. What is the area of triangle ABC if a = 47.0°, &#946...
Geometry - in triangle ABC, BD bisects <ABC, <ABD = 4x + 6 and m&...
Geometry - Given: Triangle ABC ~ Triangle DEF, m<A = 50o, m<D = 2x...
GEOMETRY - Reflective sets of angles Given: <ABC is congruent to <...
Geometry - Reflective sets of angles Given: <ABC is congruent to <...
geometry - Given AB is perpendicular to BC <ABO= (2x + y)degrees <...
Geometry-PLEASE CHECK ANSWERS! - In isosceles triangle DEF, DE=DF. Which of the ...
trigonometry - in triangle abc, m<c=90, bc=20, and ba=40. a.find sine a b...
Help triangle angles! - Points D, E, and F are the midpoints of sides BC, CA, ...

For Further Reading

First Name:
School Subject:
Answer: