Trig Vocab
What is adjacent over hypotenuse side called?
What is the Pythagorean Theorem?
a^2+b^2=c^2
What is the Tangent Ratio? (Slide A)
8/15
What is the basic function of a circle?
(x-h)^2+(y-k)^2=r^2
What word can describe both sin and cos graph?
Wave
What is the hypotenuse side over the opposite side called?
csc
In what triangle does Pythagorean Theorem work?
Right Triangle
What is the sec ratio? (Slide B)
Where is the center of the circle? What is its radius?
x^2+y^2=9
Center=(0,0)
radius=3
What is cos/sin?
cot
Where is the center of the circle? What is its radius?
(x+5)^2+(y-6)^2=81
Center=(-5,6)
radius=9
Angles are made out of two ____. One called ______, other called _______.
Where is the center of the circle? What is its radius?
x^2+y^2+4x-8y=16
Center=(-2,4)
r=6
-Vertex at the origin
-Initial side lies along positive x-axis