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# math vocab

Term | Definition |
---|---|

Proportion | An equation stating that two ratios are equivalent. |

Origin | The point of intersection of the x-axis and the y-axis in a coordinate system. |

Algebra | A mathematical language that uses symbols, usually letters, along with numbers. The letters stand for unknown numbers. |

Area | The number of square units needed to cover the enclosed (inside) surface. |

Equasion | A mathematical sentence that contains an equal (=) sign. |

Mean | The sum of the numbers in a data set divided by the number of pieces of data. |

Radius | The distance from the center of the circle to any point on the circle. |

Yard | A customary unit of length equal to 3 feet, or 36 inches. |

Order of operations | The rules that tell which operation to perform first when more than one operation is used (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(s) or item(s) that appear most often in a set of data. |

Perimeter | The distance around any closed geometric figure. |

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 the data has an even number, the two middle numbers are added together and then divided by 2. |

Equivalent | Having the same value...for instance, fractions that have the same number...1/2=2/4 |

Created by:
Hagar004