Ch. 8 Vocab
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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Line of Symmetry | A line that divides a figure into mirror images
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Image | The result of a transformation of a point, line, or figure
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Transformation | A change in the position, shape, or size of a figure
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Angle of Rotation | The number of degrees that a figure rotates
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Reflection | A transformation that flips a figure over a line
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Reflectional Symmetry | When a figure is reflected over a line, its image matches the original figure
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Scale Factor | The ratio of a length in the images to the corresponding length in the original figure
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Line of Reflection | A line across which a figure is reflected
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Center of Rotation | A fixed point about which a figure is rotated
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Reduction | A dilation with a scale factor less than 1
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Enlargement | A dilation with a scale factor greater than 1
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Translation | A transformation that moves each point of a figure the same distance and in the same direction
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Dilation | A transformation in which a figure and its image is similar
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Rotational Symmetry | It can be rotated 180 degrees or less and match the original figure
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Rotation | Transformation that turns a figure about a fixed point
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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:
mjys02
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