Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

Normal Size Small Size show me how

Normal Size Small Size show me how

# Geometry Terms 2012

### Geometry 1

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

four sided polygon with at lest one pair of parallel sides | trapezoid |

the distance from the center of the circle to any point on the circle | radius |

area of a triangle | A=1/2 bh |

segment containing the center of the circle whose endpoints are on the circle | diameter |

a squared + b squared = c squared | pythagorean Thm |

line, segment, or ray that intersects a circle in exactly one point | tangent |

the angle formed by drawing lines from the center of the circle to points A and B is subtended by the arc | subtended |

A=pi r squared | area of a circle |

curved portion of a circle contained between two points | Arc |

a monomial or the sum or difference of two or more monomials | polynomial |

x sub 1 + x sub 2/ y sub 1 + y sub 2 /2 | Midpoint formula |

a real number that can be written as a ratio of two integers | rational numbers |

segment whose endpoints are on a circle | chord |

opposite/hypotenuse | sine |

number that cannot be written as a ratio of two numbers | Irrational numbers |

whole numbers and their opposites | integers |

(x-h)squared + (y-k)squared = r squared | equation for circle |

numbers that have only tow factors, themselves and 1 | prime numbers |

number that divides evenly into another number | factor |

d=sq rootof (x sub 2 - x sub 1) squared + ( y sub 2- y sub 1) squared | distance formula |

a symbol usually a letter, that represents one or more numbers | variable |

the numberical factor when a term has a variable | coefficient |

two points that lie on the same line are | collinear |

two angles whose sum equals 180 | supplementary |

opposite/adjacent | tangent |

two lines that intersect at a right angle | perpendicualr |

two coplanar lines that will never intersect or are identical | parallel lines |

1/cosine | secant |

two angles whose sides form two pairs of opposite rays | vertical angles |

1/sine | cosecant |

the side opposite of the right angle in a right triangle | hypotenuse |

statement where two ratios are equal | proportional |

adjacent/hypotenuse | cosine |

figures that have the same shape and all corresponding dimentions proportional | similiar figures |

angles are 45, 45, 90 | ratio of Isosceles triangle |

1/tangent | cotangent |

four sided polygon with four right angles and four congruent sides | square |

y=mx+b | slope intercept formula |

a four sided polygon with four right angles | rectangle |

C=2 pi r | circum. of a circle |

four sided polygon with two pairs of parallel sides | parallelogram |

m= (y sub1 - y sub 2) / (x sub 1 - x sub 2) | slope formula |

Created by:
tbrown1