Geometry - Vocabulary Review
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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| plane | A plane is a boundless surface in space. It has length, like a line; it also has width, but not thickness.
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| point | A point is a way to describe a specific location in space. It is drawn by placing a single dot at the location you want to specify, and denoted in text with a capital letter.
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| line | The infinite set of all points arrayed in a straight formation;has no thickness, it has only length.
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| poly | word-forming element meaning "many, much,"
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| polygon | a closed plane figure that is formed by three or more segments called sides.
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| vertex | A point where two or more straight lines meet; a corner.
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| diagonal | A straight line inside a shape that goes from one corner to another (but not an edge).
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| supplementary angles | Two angles whose sum equals exactly 180 degrees.
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| complementary angles | Two angles whose sum equals exactly 90 degrees.
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| right triangle | A triangle with a right angle.
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| acute triangle | A triangle with three acute angles.
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| obtuse triangle | A triangle with one obtuse angle.
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| scalene triangle | A triangle with differnt side lengths; no sides are equal.
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| equilateral triangle | A triangle with all sides of equal length.
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| isosceles triangle | A triangle with two sides of equal length.
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| quadrilateral | A flat shape with four straight sides
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| parallelogram | A quadrilateral with two pairs of parallel sides.
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| parallel lines | Two lines on a plane that never meet; they're always the same distance apart.
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| straight angle | An angle whose measure is exactly 180 degrees.
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| congruent | Figures or solid shapes that have the same shape AND size.
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| vertical angles | A pair of opposite angles that are formed from two intersecting lines; vertical angles are congruent.
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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:
swinsoa
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