Right Triangles
Angles
Angles
Unit Circle
MISC
100
What famous theorem relates the sides of a right triangle?
Pythagorean Theorem
100
How many radians make a full revolution?
2 pi
100
How many degrees is pi/6 radians?
30 degrees
100
What is the radius of the unit circle?
1
100
If you have 3, you have 3
If you have 2, you have 2
But if you have 1, you have none. What am I?
Choice
200
Which special right triangle has sides with ratio x, x root 3, and 2x?
30 - 60 - 90 triangle
200
How many radians is 150 degrees?
5/6 pi radians
200
What is the reference angle for 230 degrees?
50 degrees
200
In which quadrant(s) is the tan function negative?
Quadrant II and IV
200
What type of function can be used to model growth from compound interest?
Exponential function
300
Which trig function would you use to figure out the value of x?
cosine
300
tan(a) = 1. What is a?
45 degrees
300
What is the value of sin( 45 degrees)?
1/(root 2)
or
(root 2)/2
300
What is sin(270 degrees)?
-1
300
What function allows us to "undo" an exponent?
Logarithm
400
What is the relationship between sin, cos, and tan?
tan = sin/cos
400
What is the value of tan (120 degrees)?
root 3
400
What is 400 degrees in radians?
20/9 pi radians
400
What is cos(4 pi)?
1
400
I can draw a line from the desk to....
(anything that starts with k)
500
If cos(x) = a, sin of what is also equal to a?
90 - x
500
What is the exact value of cos(11/6 pi)?
1/2
500
What is the reference angle for 5/4 pi? (answer in radians)
pi/4
500
The angle 24/5 pi is in which quadrant?
Quadrant II
500
How many ridges are there on a quarter?
119