Essential Vocabulary for Unit 3
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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| Transformations | the movement of objects in a coordinate plane
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| Translation | when you slide an object from one part of the coordinate plane to another
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| Rotation | when you turn an object in the coordinate plane
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| Reflection | when you flip or mirror an object in the coordinate plane
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| Dilation | resizing a shape
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| Scale Factor | tells you how much a figure is dilated by
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| Vertices | the corners of an object
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| Trasformation Sequence | the order of movements of an object in the coordinate plane
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| Similar | one object is similar to the other if one can be obtained by a sequence of transformations to the other
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| Side-Side-Side Similarity (SSS) | if ratios of the lengths of the three pairs of corresponding sides are equal, then the triangles are similar.
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| Side-Angle-Side Similarity (SAS) | if the ratios of the lengths of two pairs of corresponding sides are equal and the corresponding angles between the sides are equal, then the triangles are similar.
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| Angle-Angle Similarity (AA) | if two pairs of corresponding angles are equal, then the triangles are similar.
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| Congruent | the same or equal
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| Corresponding Angles | corresponding angles are a pair of matching angles that are in the same spot in two different shapes.
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| Corresponding Sides | corresponding sides are a pair of matching sides that are in the same spot in two different shapes.
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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:
cbaumler
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