"Soh Cah Toa"
Maybe you've heard of the expression "Soh Cah Toa" before. It turns out that that expression relates to Trigonometry!
If we relate using , , and , we have three new formulas to remember, although they're not too bad.
To help you memorize these three formulas, mathematicians have created a catchy phrase: "soh cah toa." It simply states that "sin is opposite over hypotenuse," "cosine is adjacent over hypotenuse," and "tangent is opposite over adjacent." Take some time to memorize this phrase.
Review
How do you find the sine of an angle?
How do you find the cosine of an angle?
How do you find the tangent of an angle?