Math Chapter 2 Vocab
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| X-Axis | The line on a graph that runs horizontally through zero
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| Dilation | A transfer motion where a shape is made larger (or smaller) without changing position or direction.
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| Corresponding sides | Matching sides.
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| Angle of Rotation. | The number of degrees that something is rotated about a fixed point.
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| Rotation | A circular movement
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| Transformations | Changes a figure into another figure.
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| ≅ | Congruent to/has the same size and shape.
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| Center of Dilation | A point that is the beginning of dilation
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| Translation | Slides but does not turn.
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| Translate | Slide from one place to another.
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| Center of Rotation | The point around which an object is rotated.
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| Congruent Figures. | Figures that have the same size and all the same shape.
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| Corresponding Angles. | Matching angles
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| Similar Figures | Figures that have the same shape but not the same size.
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| Reflection | An image or shape as it would be seen in a mirror.
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| Line of Reflection | A line midway between something called a pre-image and it's mirror reflection
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| ~ | Is similar to
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| Y-axis | The line on a graph that runs vertically through zero
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| A' | Use when naming an image
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| Coordinate Plane | The plane containing the "X" axis and the "Y" axis.
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| Image | An image which is like a reflection in a mirror.
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| Tessellation | Pattern of shapes that fit together without any gaps.
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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.
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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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