Trig Functions
What is sine of a 30 Degree angle?
How many degrees are in a right angle?
90 degrees
What functions are defined as adj/hyp?
cosine
What kind of triangle has one angle equal to 90 degrees.
right triangle
What is the tan of 45 degree angle?
1
In 45-45-90, what is the ratio of the hyp of 1 leg?
1:1:2
If sec(theta) = 3/5 & theta is in first quadrant, what is cos(theta)?
4/5
Convert 180 into radians.
3.142
Name reciprocal of cosine function.
secant
What is the sine of a 60-degree angle in radical form?
(square root of 3)/2