Trigonomic Identities Unit Circle Trig Direct, inverse, joint variation SOH-CAH-TOA Radians vs Degrees
100
What is cot(x)*sec(x)+1
Simplify:
(Cos(x)/sin(x)) * sec(x) + sin^2(x) + cos^2(x)
100
What is reference number?
The shortest distance along the unit circle between the terminal point determined by t and the x axis
100
What is K?
Constant of proportionality.
100
What is cot(theta)?
Adjacent/opposite
100
What is 1 radian?
(180/pi) degrees =
200
What is csc(x)
Simplify:
Sec((pi/2)-x)
200
What is the equation of the unit circle?
X^2 + y^2=1
200
What is joint variation?
Z=KX/Y
200
What is csc(theta)?
Hypotenuse/opposite
200
What is 105 degrees?
(7pi)/12 radians expressed in degrees
300
What is 1 + tan^2(x) = sec^2(x)
Simplify:
(1/cot(x)) * (sin(x)/cos(x)) + cos(x) * sec (x)
300
What is t=pi/3?
Find the reference number T=-5pi/3
300
What is r= Pkx(P-x)
Find equation- rate R at which a disease spreads in a population size P and is jointly proportional to the number of X infected people, P-X are those who aren't infected

P= 10 million

Find the equation
300
What is theta = 30 degrees
Find theta in degrees:
Cos(theta) = (root3)/2
300
What is (3pi)/16?
33.75 degrees expressed in radians
400
What is 1=1
Prove that this statement is true:
Sin^2(x) + cos^2(x) = tan(x) * cot(x)
400
What is X=- root .75?
P: (X,1/2) and it is in quadrant two. Find x.
400
What is k = 4
X varies directly with y and inversely with a
X = 20
Y = 10
Z = 2

Find K
400
What is theta = 60 degrees?
Find theta in degrees:
csc(theta) = (2root3)/3
400
What is standard position?
And angle is in _______ if it is drawn in the xy-plane with its vertex at the origin and it's initial side on the positive x-axis
500
What is tan^2(x) = tan^2(x)
Prove that this statement is true:
Sec^2(x) - 1 = (1/(cos(x)/sin(x)))^2
500
What is (root2/2, -root2/2)?
Terminal points T=-pi/4
500
What is z=kxy?
Z varies jointly with x and y
500
What is
Sin= (root2)/2
Cos= (root2)/2
Tan= 1
Csc= root2
Sec= root2
Cot= 1
Find sin, cos, tan, sec, csc, and cot for theta = 60 degrees
500
What is 1 degree?
Pi/180 radians=






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