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Map math Vocabulary terms

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obtuse angle

an angle that measures more than 90 degrees and less than 180 degrees.

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outcome

the result or consequence

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perpendicular lines

intersecting lines that form right angles (90 degrees)

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negative numbers

whole numbers (no fractions or decimals) with a value less than 0

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mode

the number that appears most often in a set of numbers

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median

the middle number in a set of numbers ordered from least to greatest

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mean

the average; To find the mean you add up all of the listed numbers and divide the sum by the nuber of items in the list.

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line plot

a graph in which data is organized along a line. A chosen symbol (ex: an x) is used to show how often that answer is given

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dividend

a number to be divided by another number

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congruence

two shapes of exactly the same size and shape

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common factor

a number that is a factor of two or more numbers

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century

a period of 100 years

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acute angle

an angle that measures between 0 degrees and 89 degrees

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protractor

a tool used to measure angles

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roman numerals

an ancient number system using letters to represent numbers. (ex: I=1, V=5, X=10)

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standard form

a number written how we normally write numbers (ex: 6,456)

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three dimensional

objets that are solid and have length, width, and depth. Some examples are cubes, pyramids, and prisms)

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tally

a mark used to keep track of numbers