 or or taken why

Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

Don't know
Know
remaining cards
Save
0:01
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

Normal Size     Small Size show me how

# Trigonometry

### This is a review activity to cover skills and concepts.

TermDefinition
reference angle It is the angle to the x-axis, which is never greater than 90 degrees.
cosine Defined as: adjacent over hypotenuse.
sine Defined as: opposite over hypotenuse.
tangent Defined as: opposite over adjacent.
cosecant Defined as: hypotenuse over opposite.
secant Defined as: hypotenuse over adjacent.
cotangent Defined as: adjacent over opposite.
degrees It is a unit of measure for angles: 360 of them is one revolution.
radians It is a unit of measure for angles: 2pi of them is one revolution.
amplitude It is half the height of a sinusoid.
period It is the length of one horizontal pattern of a sinusoid.
phase shift The horizontal movement of a trigonometric function.
vertical shift The vertical movement of a trigonometric function.
cosine It is the x-value of the corresponding angle on a unit circle.
sine It is the y-value of the corresponding angle on a unit circle.
tangent It is y/x of the corresponding angle on a unit circle.