| Term | Definition |
|---|
| proportion | an equation that states that two ratios are equal |
| extremes | in (a/b)=(c/d), the letters a and d are ___ |
| means | in (a/b)=(c/d), the letters b and c are ___ |
| reciprocal | the ___ property: if two ratios are equal, their reciprocals are also equal |
| cross product | the ___ property: the product of extremes equals the product of means |
| extraneous | a ____ solution is one that does not satisfy the original equation |
| base number | In any percent equation, the ___ is the number you are comparing to. |
| direct variation | The relationship between y and x in y=kx, where k != 0 |
| inverse variation | The relationship between y and x in y = k/x, where k!= 0 |
| rational number | a number that can be written as the quotient of two integers |
| rational expression | a fraction whose numerator, denominator, or both contain a polynomial |
| simplified | a rational expression is ___ if its numerator and denominator have no factors in common |
| geometric | if you have two surfaces, one that contains another, the probability that it will land in the smaller is ___ probability |
| geometric | the area of the smaller divided by the area of the bigger |
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