__ | 1. | Area | | A. | A natural number that is divisible by 2. |

__ | 2. | Even Numbers | | B. | A pair of numbers that compares different types of units. |

__ | 3. | Exterior Angle | | C. | The angle formed inside a polygon by two adjacent sides. |

__ | 4. | Interior Angle | | D. | An angle whose measure is greater than 90 degrees. |

__ | 5. | Irrational Number | | E. | A number written as a whole number and a fraction. |

__ | 6. | Mixed Number | | F. | number that cannot be expressed as the ratio of two integers |

__ | 7. | Obtuse Angle | | G. | The number of square units that covers a shape or figure. |

__ | 8. | Ratio | | H. | A method for writing extremely large or small numbers |

__ | 9. | Scientific Notation | | I. | between any side of a polygon and an extended adjacent side |

__ | 10. | Vertical Angle | | J. | pair of opposite angles that is formed by intersecting lines |