Intro to Trigonometry
s
inverse of a number
what is a reciprical?
270
what is 3pi/2 in degrees?
SAS
what stands for side, angle, side and helps you find the other 2 angles
graphs that are created by slicing a cone
what is conics?
2pi/3
what is 120 degrees in radian form?
a^2+b^2=c^2
what is the pythagorean theorem?
180
how many degrees is pi on a unit circle?
A=1/2bh
what is the formula for the area of a triangle?
(x-h)^2+(y-k)^2=r^2
what is the formula of a circle?
o
what is the side opposite of the reference angle?
sin0/cos0
what does tan0 equal?
315
what is 7pi/4 in degrees?
SSS
what is a congruent sides triangle?
the set of points such that the sum of the focal radii is a constant
what is an ellipse?
H
what is the opposite of the right angle?
1/csc0
what does sin0 equal?
IV Quadrant
when is cos0 and sec0 positive?
2 sides and an angle in between them.
What is given when you use ASA?
ellipse,hyperbola,circle, and parabola
what are the name of the different conics?
11pi/3
what is 330 degrees in radian form?
tan^2(u)
what does sec^2(u)-1 equal to?
sqrt3/2
what is cos(pi/6) exact value?
The law of sine or the sine law states that the ratio of the side length of a triangle to the sine of the opposite angle.
what is the law of cosines?
the set of points such as the absolute value
what is a hyperbola?