Trig Vocab
Opposite/Hypotenuse
Sin
What is the cos ratio of this triangle? (Slide A)
15/17
What is the basic circle function?
(x-h)^2+(y-k)^2=r^2
a^2+b^2=c^2
What is the cot ratio of the triangle?
2sqrrt10/3
Find the center and radius of the following function:
x^2+y^2=9
center=(3,0)
radius=3
Pythagorean Theorem only works in _______ triangle?
Right
cos/sin
cot
Find the center and radius of the following function:
(x+3)^2+(y-5)^2=81
center=(-3,5)
radius=9
An angle is made out of two _____, one called ________, the other called _________.
Rays, Initial Side, Terminal Side
Find the center and radius of the following function:
x^2+y^2+4x-8y=16
center=(-2,4)
radius=6
What are the two requirements of a standard position?
-vertex at the origin
-initial side lies along the positive x-axis