Trig Functions
Evaluate cos(30)?
.866
What angle is equal to 7(pi)/6?
210 degrees
If a right triangle has side lengths 12 and 5, what is the value of the hypotenuse?
13
Which angle is equal to 13(pi)/8?
292.5 degrees
Evaluate csc(30) if sin(30) = 1/2
2
What's the sine of 60 degrees?
3^1/2 / 2
If a right triangle has sides 24 (y) and 14 (x), what is the value of tan(theta) if 14 is the adjacent side?
30.27 degrees
What is 23 degrees in radians?
23(pi)/180
If your starting point is at (3, -2) and your end point is (-7, 13), what is the bearing?
W56.31N
What is the value of cot4(pi)/3
3^1/2 / 3
if two sides of a right triangle both equal 4 what does the third side equal? (no decimals)
4 x 2^1/2
What is the value of sin16(pi)/6
-1/2
Find cot(theta) if. the adjacent length is 12 and the opposite length is 18
33.69 degrees
What are the negative reference angles for 3pi/9?
-120 degrees, -60 degrees
If you're looking at tree at an angle of 12 degrees, then you move forward 13 feet and see the tree at an angle of 13.18 degrees, how tall is the tree?
30 feet
What is a coterminal angle of 135 degrees that is negative and equal to a number between 1 and 20 squared?
-225 degrees