Unit 2 Geometry Chapter 8 Trigonometry
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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| Angle of Depression | The angle formed by a horizontal line and a line of sight to a point below.
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| Angle of Elevation | The angle of formed by a horizontal line and a line of sight to a point above.
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| Component Form | The form of a vector that lists the vertical and horizontal change from the initial point to the terminal point.
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| Cosine | The ratio of the length of the leg adjacent to an angle to the length of the hypotenuse in a right triangle.
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| Direction | The angle made by a vector with a horizontal line, measured counterclockwise from the positive x-axis.
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| Equal Vectors | Two vectors that have the same magnitude and the same direction.
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| Geometric Mean | For positive numbers a and b, the positive number x such that a/x = x/b.
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| Magnitude | The length of a vector.
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| Parallel Vectors | Vectors with the same or opposite direction.
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| Resultant Vector | The vector that represents the sum of two given vectors.
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| Sine | The ratio of the length of the leg opposite an angle to the length of the hypotenuse in a right triangle.
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| Tangent | The ratio of the length of the leg opposite an angle to the length of the leg adjacent to an angle in a right triangle.
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| Trigonometric Ratio | A ratio of two sides of a right triangle.
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| Vector | A quantity that has both magnitude and direction.
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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:
rgilpatric
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