click below

click below

Normal Size Small Size show me how

# Go Math Voc. Set 1

Question | Answer |
---|---|

a triangle with exactly three acute angles | acute triangle |

a pattern where the same value is added to the x-coordinate each time or y = x + a | additive pattern |

the number of square units needed to cover a surface. l x w = formula for a rectangle | area |

of equal measure; having the same size and same shape | congruent |

polygon with ten sides and ten angles | decagon |

the part of a fraction below the bar that tells how many equal parts there are | denominator |

answer to subtraction | difference |

a triangle with three equal sides and 3 acute 60 degree angles | equilateral triangle |

polygon with seven sides and seven angles | heptagon |

polygon with six sides and six angles | hexagon |

opposite operations, or ones that undo each other such as addition and subtraction or multiplication and division | inverse operations |

a triangle with two congruent sides, with all acute, one obtuse or right angle | isosceles triangle |

a pattern where the x-coordinate is multiplied by the same number each time or y = ax | multiplicative pattern |

polygon with nine sides and nine angles | nonagon |

the part of a fraction above the bar that tells the number of fractional pieces being used | numerator |

a triangle that has one obtuse angle (one angle larger than 90 degrees) | obtuse triangle |

polygon with eight sides and eight angles | octagon |

a pair of numbers used to locate a point on a coordinate plane (x,y) | ordered pair |

lines in the same plane that do not cross each other; they stay the same distance apart | parallel lines |

a quadrilateral where opposite sides are parallel and congruent | parallelogram |

distance around a figure | perimeter |

polygon with five sides and five angles | pentagon |

lines that cross and form a right (90 degree) angle | perpendicular lines |

a closed plane figure formed by three or more line segments | polygon |

the total when two or more factors are multiplied | product |

polygon with four sides and four angles | quadrilateral |

a quadrilateral that is a parallelogram and has four right angles | rectangle |

polygon with all sides and all angles congruent | regular polygon |

a quadrilateral that is a parallelogram and has four congruent sides | rhombus |

a triangle with one right (90 degree) angle | right triangle |

a triangle with no congruent sides, with all acute, one obtuse, or one right angle | scalene triangle |

a quadrilateral that is a parallelogram and has four right angles (rectangle) and four congruent sides (rhombus) | square |

answer to addition | sum |

a quadrilateral that only has one pair of parallel sides | trapezoid |

polygon with three sides and three angles | triangle |

the first number in an ordered pair; it tells how far left or right to move from (0,0) | x-coordinate |

the second number in an ordered pair; it tells how far up or down to move from (0,0) | y-coordinate |