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Angles
Exact Values
Trig Functions
Trig Identities
100
Give an angle that is coterminal with 400 and between 0 and 360
40
100
In which Quadrant are all trig functions positive?
Quadrant 1
100
What is the reciprocal function of sin?
csc
100
sin^2x+cos^2x=
1
200
List 2 quadrantal angles
0,90,180,270,360...
200
In which Quadrants is cos. negative?
Quadrants 2 & 3
200
Co-functions are 2 trig. functions that have ___________ angles.
complementary
200
tan x cot=
1
300
Convert 60 degrees into radians
pi/3
300
In a 30,60,90 triangle, the 60 degree angle is equal to...
x times radical 3
300
sin^2x + cos^2x / cos^2x=?
sec^2x
300
sin(2x)=
2sinxcosx
400
Convert 7(pi)/4 into degrees.
315
400
The exact value of cos120 is equal to... (QRST)
-(1/2)
400
If sinx= (8/17), what does cotx=?
(15/8)
400
sinx=(2/3), in Quad 1, find sin2x
4 times radical 5, divided by 9
500
Find the arc length if the radius of the circle is 7 and the angle measure is 45 degrees.
315
500
On the unit circle, sin270 is equal to...
-1
500
1+1=?
2
500
What is cos(2x) equal to? (all three)
cos^2x-sin^2x/ 2cos^2x-1/ 1-2sin^2x