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

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(22740) (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
RELATED QUESTIONS
I am trying to help my daughter with her Algebra and it has been a very long time since I (answered by ankor@dixie-net.com)

I am trying to help my daughter with her year 6 math homework. It has been ages since I... (answered by Alan3354)

I am trying to help my daughter witht his quadractic equation. She has to find the root... (answered by mananth,Alan3354)

I am trying to help my son and it has been a long time since I have done this kind of... (answered by askmemath)

I am trying to help my daughter do her homework and it has been decades since I have done (answered by josmiceli)

I am 60 and was born on July 29, 1950. My son just turned 30 and was born on March 18, (answered by ankor@dixie-net.com)

My son is working on rise over run and finding the slope of a line. it has been a long... (answered by Earlsdon)

I am trying to help my daughter with homework and apparently it has been too long since I (answered by mananth)

I am trying to help my daughter with her math and it has been forever since I have done... (answered by solver91311)