basic math terms
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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| Mean | the sum of n numbers divided by n
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| median | the middle of a numerically arranged set of numbers
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| mode | most frequently shown number
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| range | difference between the greatest and the lowest numbers in a set
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| supplementary angles | angles that add up to 180 degrees
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| complementary angles | angles that add up to 90 degrees
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| acute angles | an angle less than 90 degrees
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| obtuse angle | an angle more than 90 degrees but less than 180 degrees
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| straight angle | an angle that is 180 degrees
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| reflex angle | an angle more than 180 degrees but less than 360 degrees
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| right angle | an angle that is 90 degrees
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| parallel lines | two lines that never cross
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| perpendicular lines | two lines that intersect at a 90 degree angle
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| scalene triangle | a triangle that has no equal angles and no equal sides
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| isosceles triangle | a triangle that has two equal sides and two equal angles
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| equilateral triangle | a triangle that has all equal sides and all equal angles
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| polygon | simple closed curved shape with only segments as sides
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| quadrilateral | a polygon with four sides
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| perimeter | the distance around a figure
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| circumference | the distance around a circle
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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:
christine_aley
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