Trigonometry Flashcards
1
Q
What rhyme helps you remember the formulas?
A
SOH CAH TOA
2
Q
What does SOH stand for?
A
Sin
Opposite
Hypotonse
3
Q
What does CAH stand for?
A
Cos
Adjacent
Hypotonose
4
Q
What does TOA stand for?
A
Tan
Opposite
Adjacent
5
Q
Summary of the formulas
A
Sin = Opposite / Hypotonose Cos = Adjacent / Hypotonose Tan = Opposite / Adjacent
6
Q
What questions are useful to ask when working the answer out?
A
What infomation do you have?
What formula do you use?
7
Q
ALWAYS REMEMBER!!!!!!!!!!
A
If the letter (unknown side) is on the bottom you
DIVIDE
If the letter (unknown side) is on the bottom you
TIMES
8
Q
What do you do when youre use trigonometry to find the angle?
A
- Use the correct formula
- Divide the 2 numbers in the right order
- Press shift on the calculator before you out the formula
