7th Grade Word List: Math
Words for students of 7th Grade, the page is for math words (List 1), which are essential vocabulary for 7th Grade academic classes.
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| 7th Grade: 7th Grade Word List: Math (List 1) |
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absolute value 
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a real number regardless of its sign | |
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acute triangle
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a triangle whose interior angles are all acute | |
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bisector
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the line that divides something into two equal parts | |
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corresponding angles
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when two lines are crossed by another line, the angles in matching corners | |
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discount
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give reduction in price on; an amount or percentage deducted | |
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equilateral triangle
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a three-sided regular polygon | |
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experimental probability
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the ratio of the number of outcomes in which a specified event occurs to the total number of trials, not in a theoretical sample space but in an actual experiment. | |
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exponential notation
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scientific notation, a way of writing numbers that are too big or too small to be conveniently written in decimal form | |
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exterior angles
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the angle between a side of a rectilinear figure and an adjacent side extended outward | |
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interest
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the power of attracting or a fixed charge for borrowing money; usually a percentage of the amount borrowed | |
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interior angles
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the angle between adjacent sides of a rectilinear figure | |
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isosceles triangle
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a triangle with two equal sides | |
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negative
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less than zero; having a negative charge; reckoned in a direction opposite to that regarded as positive | |
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obtuse triangle
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a triangle that contains an obtuse interior angle | |
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outcome
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result; end or consequence; result of a random trial | |
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permutations
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rearrangement of the elements of a set | |
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positive
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involving advantage or good ; greater than zero; very sure; confident | |
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radical sign
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a sign indicating the extraction of a root | |
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ratio
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relation which one quantity or magnitude has to another of the same kind; rate; proportion | |
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regular polygon
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a polygon with all sides and all angles equal | |
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rhombus
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a parallelogram with four equal sides; an oblique-angled equilateral parallelogram | |
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right triangle
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a triangle with one right angle | |
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scale factor
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a number used as a multiplier in scaling | |
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scalene triangle
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a triangle with no two sides of equal length | |
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theoretical probability
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the probability that a certain outcome will occur, as determined through reasoning or calculation. | |
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transversal
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extending or lying across; in a crosswise direction; at right angles to the long axis | |
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unit rate
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the estimated market value contribution for each unit of an improvement | |
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vertical angle
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either of two equal and opposite angles formed by the intersection of two straight lines | |
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