study stack day 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| unit circle | a unit circle is a circle with a radius of one.
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| reference angle | The reference angle is the smallest angle between the terminal side and the x-axis.
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| trig values | It is these ratios that the trigonometric functions express. To define the trigonometric functions for the angle A, start with any right triangle that contains the angle A.
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| special acute angles | Angles smaller than a right angle (less than 90°) are called acute angles ("acute" meaning "sharp").
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| trig tables | In mathematics, tables of trigonometric functions are useful in a number of areas.
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| trig functions | functions of an angle
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| domain | All the values that go into a function
The output values are called the range
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| range | The difference between the lowest and highest values.
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| amplitude , period , wavelength of trig waves | frequency is the number of waves per unit time. Period is the reciprocal of that - the duration of a single wave. Amplitude is the magnitude of the wave - how high it goes on the y axis. Wavelength is basically the same thing as period -
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| graphs of inverse |
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| trig transformation |
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
eberruete
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