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math vocab words
math vocabulary
| Term | Definition |
|---|---|
| proportion | an equation that two ratios or rates are equivalent |
| origin | the point of intersection of the x-axis and y-axis in a coordinate system |
| algebra | a mathematical language that uses symbols,usually letters,along with numbers |
| area | the number of square units needed to cover the enclosed surface |
| equation | a mathematical sentence that contains an equal sign |
| mean | the sum of the numbers in a set of data divided by the number of pieces of data |
| radius | the distance from the center of the circle to any point of the circle |
| yard | a customary unit of length equal to 3 feet, or 36 inches |
| parenthesis | the rules that tell which operation to perform first when more than one operation is used in PEMDAS |
| diameter | the distance across a circle through the center |
| rhombus | a parallelogram with all sides congruent |
| quadrant | one of the four regions in a coordinate plane separated by an x-axis and y-axis |
| mode | the number or item that appear most often in a data set |
| perimeter | the distance around any closed geometric fiqure |
| exponent | in a power, the number of times the base is used as a factor |
| variable | a symbol, usually a letter, used to represent a number |
| percent | a ratio that compares a number to 100 |
| circumference | the distance around a circle |
| foot | a customary unit of length equal to 12 inches |
| median | the middle number in a set of data when the data are arranged in numerical order, if even the middle numbers added together then divided by 2 |
| equivalent | having the same value, for instance, fractions that have the same number 1/2=2/4 |
| mixed fraction | the sum of a whole number and a fraction 1 1/2 2 1/2 |
| reciprocals | any two numbers that have a product of one |
| chord | a segment with endpoints that are on a circle |
| abtuse angle | an angle that measures greater than 90 degrees, but less than 180 degrees |
| ratio | a comparison of two quantities by division, for instance 3:4=3/4 |
| decimal | numbers that have digits in the tenths, hundredths, thousands place and beyond |
| outlier | a value that is much higher or much lower than the other values in a set of data |
| improper fraction | a fraction that has a numerator that is greater than or equal to the denominator;example 45/6 |
| ordered pair | a pair of numbers used to locate a point in the coordinate system;example (-5, 14) |