| Term | Definition |
|---|
| absolute value | The distance a number is from zero on a number line |
| algebraic equation | an expression with one or more variables |
| arc | a continuous portion of a circle |
| associative | (a+b)+c=a+(b+c) ____ (ab)c=a(bc) |
| common denominator | an integer that is a common multiple of the denominators of two or more fractions |
| congruent | same shape and same size |
| cord | a line that joins two points and a curve |
| distributive | a(b+c)=ab+ac, a(b-c)=ab-ac |
| equilateral | having all sides or faces equal |
| exponent | a mathematical notation indicating the number of times a quantity is multiplied by itself |
| interior angle | the angle inside two adjacent sides of a polygon |
| isosceles triangle | has at least 2 congruent sides and angles |
| least common denominator | The least common multiple of the denominators of the fractions. |
| median | The middle number in a set of numbers that are listed in order |
| midpoint | The point that divides a line segment in half |
| obtuse triangle | a triangle that contains an obtuse interior angle |
| pi | an antiviral drug used against HIV |
| mode | how something is done or how it happens |
| range | a place for shooting (firing or driving) projectiles of various kinds |
| real number | any rational or irrational number |
| corresponding | agreeing in amount, magnitude, or degree |
| cubed | The product in which a number is a factor three times. |
| depreciate | lose in value |
| ellipse | a closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it |
| equality | the quality of being the same in quantity or measure or value or status |
| equiangular triangle | a three-sided regular polygon |
| hypotenuse | the side of a right triangle opposite the right angle |
| identity element | an operator that leaves unchanged the element on which it operates |
| interquartile range | The range of values between the first and the third quartile. |
| discount | the act of reducing the selling price of merchandise |
| scientific notation | A method of writing or displaying numbers in terms of a decimal number between 1 and 10 multiplied by a power of 10. |
| secant | ratio of the hypotenuse to the adjacent side of a right-angled triangle |
| square pyramid | A pyramid with a square base |
| successive | consecutive |
| tangent | ratio of the opposite to the adjacent side of a right-angled triangle |
| triple | a base hit at which the batter stops safely at third base |
| lower quartile | The median of the lower half of data (box & whisker). |
| matrix | a rectangular array of elements (or entries) set out by rows and columns |
| outlier | an extreme deviation from the mean |
| parabola | a plane curve formed by the intersection of a right circular cone and a plane parallel to an element of the curve |
| percentile | A point on the distributionbelow with a certain % of scores fall. Ex: Scored in the 99th percentile = only 1% scored higher than you |
| prime factor | the prime factors of a quantity are all of the prime quantities that will exactly divide the given quantity |
| prime factorization | A way of expressing a whole number as a product of its prime factors. |
| quartile | (statistics) any of three points that divide an ordered distribution into four parts each containing one quarter of the scores |
| regression line | a smooth curve fitted to the set of paired data in regression analysis |
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