math games
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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| ray | a part of a line that has one end point and extends without end in one direction
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| angle | a figure formed by two rays or line segments with a common end point
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| line | a straight path that goes on forever in opposite directions
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| perpendicular | lines, line segments, or rays are perpendicular because they form right angles
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| parallel | the same distance apart at every point
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| oblique | not parallel or perpendicular
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| intersect | to cut or divide by passing through or across
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| protractor | a tool used to measure angles
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| degree | a unit for measuring nagles
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| right angle | an angle that measures 90 degrres
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| straight angle | an angle of 180 degrees
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| supplementary angle | angles having a sum of 180
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| complementary angles | angles having a sum of 90
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| opposite angle | when 2 lines intersect
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| vertical angle | pairs of angles formed by intersecting line .
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| polygon | a closed plane figure made of straight lines
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| congruent | exactly same size and same shape
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| isosceles triangle | a triangle with at least 2 congruent sides
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| equilateral triangle | having all equal sides
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| scalene triangle | a triangle with at no equal sides
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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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| right triangle | a triangle with one right angle
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| right trapezoid | a trapezoid with at least one right angle.
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| reflex angle | an angle greater than 180 degrees, but 360 degrees
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| circle | a plane figure that forms a closed path so that all the points on a path are the same distance from a point called a center.
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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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