Unit 3.4.3: Right Triangle Trigonometry
Right Triangle
A triangle with one right angle is called a __________________.
Cosine
Adjacent/hypotenuse is the ratio for which trig function?
Tangent
Opposite/adjacent is the ratio for which trig function?
Sine
Opposite/hypotenuse is the ratio for which trig function?
Adjacent
The leg closest to the indicated angle is referred to as the __________________ side.
Opposite
The leg furthest from the indicated angle is referred to as the __________________ side.
Hypotenuse
The longest side of a right triangle that is opposite of the right angle is called the ______________________.
A 90 degree angle.
What is a right angle?
8/17
What is cos(A)?
b/c
What is cos(A)?
3/5
What is cos(x)?
15/8
What is cot(B)?
17/15
What is csc(A)?
c/b
What is sec(A)?
15/17
What is sin(A)?
a/c
What is sin(A)?
4/5
What is sin(x)?
1
What is tan (45)?
b/a
What is tan(B)?
4/3
What is tan(x)?