SOLUTION: My daughter has asked my help with her math and it has been a very long time since I have worked this kind of problem (below). Please help me with the proper formula to use in show

If you need immediate math help from PAID TUTORS right now, click here. (paid link)
Click here to see ALL problems on Triangles

Question 564633: My daughter has asked my help with her math and it has been a very long time since I have worked this kind of problem (below). Please help me with the proper formula to use in showing her how to work this type of problem. Thank you.
ABC is a 30-60-90 triangle with a right angle at B. Use the measure of the side given to find the measure of the indicated side.
BC= 20, find AB
Answer by ankor@dixie-net.com(15660) (Show Source):
You can put this solution on YOUR website!
BC is a 30-60-90 triangle with a right angle at B. Use the measure of the side given to find the measure of the indicated side.
BC= 20, find AB
:
We can use the tangent of 60 degrees to find side AB
That is: tan(60) =
tan(60) =
1.732 =
AB = 1.732 * 20
AB = 34.64