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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| Intersecting lines | Lines that cross at one point.
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| line | A straight path of points that goes on and on in the same direction.
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| Perpendicular lines | Two intersecting lines that form right angles
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| Parallel lines | In a place, lines that never intersect.
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| Point | An exact location in space
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| Plane | An endless flat surface
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| acute angle | An angle that is less than a right angle.
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| angle | A figure formed by two rays that have the same meeting point
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| Obtuse angle | An angle that is greater than a right angle.
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| Line segment | A part of a line that has two endpoints.
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| Right angle | An angle that forms a square corner.
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| Ray | A part of a line that has one endpoint and continues endlessly on one direction.
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| Straight angle | An angle that forms a straight line.
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| Protractor | A tool used to measure and draw angles.
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| Degrees | The measurement used for angles.
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| Side | Each of the line segments of a polygon.
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| Vertex | The point where two rays meet to form an angle
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| Octagon | A polygon with 8 sides.
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| Quadrilateral | A polygon with 4 sides.
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| Polygon | A closed plane figure made up of line segments.
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| Triangle | A polygon with 3 sides.
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| Unit angle | The turn or bend between two intersecting lines, line segments, rays, or planes.
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| Obtuse Triangle | A triangle in which there is one obtuse angle.
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| Right Triangle | A triangle in which there is one right angle.
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| Parallelogram | A quadrilateral in which opposite sides are parallel
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| Rhombus | A quadrilateral in which opposite sides are parallel, all sides are the same length.
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| Trapezoid | A quadrilateral with only one pair of parallel sides.
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| Square | A quadrilateral with four right angles, all sides the same length.
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| End point | Either of two points marking the end of a line segment
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| Two dimensional figure | A figure that has length and width but not height.
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| Line of Symmetry | A line in which a figure can be reflected, resulting in a figure that looks exactly like the original.
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| Symmetric | A figure where one side is a mirror image/ reflection
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| Rectangle | A quadrilateral with four right angles
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| Acute triangle | A triangle with 3 acute angles.
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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.
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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:
ESASDgrade4
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