A | B |

rectangle | a quadrilateral/ 4 congruent angles |

perimeter | the distance around a figure |

square | a parallelogram/ congruent angles and sides |

parallelogram | quadrilateral/ two pairs of parallel sides |

area | measure of the surface inside the shape |

base | any side of a figure |

height | the length of the altitude |

polygon | simple closed figure/ 3 or more line segments |

triangle | a polygon/ 3 sides and angles |

rhombus | parallelogram/ 4 congruent sides |

trapezoid | quadrilateral/ 1 pair of parallel sides |