Geometry
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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parallel lines | Lines that never intersect or cross over eachother.
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intersecting lines | Lines that pass through the same point.
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perpendicular lines | Lines that form square corners where they meet.
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point | An exact location in space.
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Line | A straight path of points that goes on and on in two directions.
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plane | An endless flat surface.
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line segment | A part of a line with two endpoints.
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ray | A part of a line that has one endpoint and continues on forever in one direction.
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angle | A figure formed by two rays that have the same endpoint. They are given special names depending on their size.
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right angle | An angle that forms a square corner and measures 90 degrees.
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acute angle | An angle that measures less than 90 degrees and is less than a right angle.
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obtuse angle | An angle that is greater than a right angle, and is more than 90 degrees.
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straight angle | This angle forms a straight line.
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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:
alujan1971
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