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A straightforward figure the is not identified in state of other figures. You are watching: The common endpoint of an angle | |

Collinear | Points the lie ~ above the exact same line. |

Plane | A level surface that has actually no thickness and extends forever. |

Line | A straight path that has no thickness and also extends forever. |

Point | A location that has no size. |

Coplanar | Points that lie in the exact same plane. |

Endpoint | A point at an finish of a segment or the starting point that a ray. |

Ray | A component of a line that starts in ~ an endpoint and extends forever in one direction. |

Postulate | A statement the is embraced as true there is no proof, likewise called one axiom. |

Vertex | The usual endpoint that the political parties of an angle. |

Opposite rays | Two beam that have a usual endpoint and type a line. |

Segment | A part of a line consisting of 2 endpoints and all points in between them. |

Distance | The absolute worth of the difference of the coordinates of two points. |

Construction | A technique of creating a number that is taken into consideration to be mathematically precise. |

Between | Given three points A, B, and C, B is between A and C if and only if all three of the points lie on the same line, and abdominal + BC = AC. |

Coordinate plane | A plane that is divided into four regions by a horizontal line dubbed the x-axis and a vertical line referred to as the y-axis. |

Coordinate | A number used to identify the ar of a point. |

Congruent segments | Two segment that have actually the very same length. |

Degree | A unit of edge measure. |

Midpoint | The suggest that divides a segment right into two congruent segments. |

Bisect | To divide right into two congruent parts. |

Angle | A figure formed by 2 rays v a typical endpoint. |

Measure | The usage of devices to find a dimension or quantity. |

Segment bisector | A line, ray, or segment that divides a segment right into two congruent segments. |

Vertical angles | The nonadjacent angles developed by 2 intersecting lines. |

Straight angle | An angle developed by 2 opposite rays that measures 180°. |

Acute angle | An angle the measures better than 0° and less than 90°. |

Right angle | An angle that procedures 90°. |

Interior of one angle | The set of every points in between the sides of an angle. |

Obtuse angle | An angle the measures better than 90° and also less 보다 180°. |

Exterior of an angle | The collection of every points external an angle. |

Adjacent angles | Two angles in the same plane with a typical vertex and a usual side, yet no typical interior points. |

Complementary angles | Two angle whose measures have actually a amount of 90°. |

Supplementary angles | Two angle whose measures have a sum of 180°. |

Angle bisector | A ray that divides an angle right into two congruent angles. |

Linear pair | A pair of nearby angles who noncommon sides room opposite rays. |

Congruent angles | Angles that have actually the same measure. |

Image | A form that outcomes from a change of a figure. |

Preimage | The original number in a transformation. |

Reflection | A transformation across a line. |

Transformation | A change in the position, size, or shape of a figure. |

Rotation | A change about a allude P, such that each suggest and its image are the exact same distance native P. |

Translation | A change in which all the clues of a number move the same distance in the very same direction. |

leg | One the the 2 sides that the appropriate triangle that kind the best angle. |

Area | The variety of nonoverlapping unit squares that a provided size the will specifically cover the interior of a airplane figure. |

Hypotenuse | The side opposite the ideal angle in a ideal triangle. |

Length | The distance in between the 2 endpoints the a segment. |

base | Any side of a triangle. |

Height | Asegment from a crest that forms a right angle through a heat containing the base. |

Radius | A segment whose endpoints room the center of a circle and also a suggest on the circle, or the street from the facility of a circle to any point on the circle. |

Perimeter | The amount of the side lengths that a closed plane figure. |

pi | The ratio of the one of a circle come its diameter, denoted by the Greek letter π. |

Circumference | The distance around the circle. See more: Biology Chapter 7 Pho To What Does The Term Grana Refer ? Biology Chapter 7 Photosynthesis Flashcards |

Diameter | A segment that passes through the facility of a circle and whose endpoints room on the circle, or the size of such a segment. |