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A straightforward figure that is not characterized in state of various other figures. You are watching: An angle formed by opposite rays | |
Collinear | Points the lie ~ above the very same line. |
Plane | A flat surface that has no thickness and also extends forever. |
Line | A straight course that has actually no thickness and also extends forever. |
Point | A location that has actually no size. |
Coplanar | Points the lie in the exact same plane. |
Endpoint | A allude 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 also extends forever in one direction. |
Postulate | A statement the is embraced as true there is no proof, additionally called one axiom. |
Vertex | The typical endpoint of the sides of one angle. |
Opposite rays | Two rays that have a typical endpoint and kind a line. |
Segment | A component of a line consisting of two endpoints and all points in between them. |
Distance | The absolute value of the difference of the works with of 2 points. |
Construction | A method of developing a number that is considered to it is in mathematically precise. |
Between | Given three points A, B, and also C, B is between A and C if and also only if all 3 of the points lie top top the exact same line, and abdominal + BC = AC. |
Coordinate plane | A airplane that is split into 4 regions by a horizontal line dubbed the x-axis and also a vertical line dubbed the y-axis. |
Coordinate | A number supplied to determine the ar of a point. |
Congruent segments | Two segment that have the exact same length. |
Degree | A unit of edge measure. |
Midpoint | The allude that divides a segment right into two congruent segments. |
Bisect | To divide into two congruent parts. |
Angle | A number formed by 2 rays through a typical endpoint. |
Measure | The usage of units to find a dimension or quantity. |
Segment bisector | A line, ray, or segment the divides a segment into two congruent segments. |
Vertical angles | The nonadjacent angles developed by 2 intersecting lines. |
Straight angle | An angle developed by 2 opposite beam that actions 180°. |
Acute angle | An angle the measures higher than 0° and also less 보다 90°. |
Right angle | An angle that measures 90°. |
Interior of an angle | The collection of all points between the political parties of one angle. |
Obtuse angle | An angle that measures higher than 90° and also less than 180°. |
Exterior of one angle | The set of every points exterior an angle. |
Adjacent angles | Two angles in the same aircraft with a common vertex and a typical side, yet no common interior points. |
Complementary angles | Two angles whose measures have actually a amount of 90°. |
Supplementary angles | Two angle whose measures have actually a amount of 180°. |
Angle bisector | A beam that divides an angle into two congruent angles. |
Linear pair | A pair of nearby angles who noncommon sides space opposite rays. |
Congruent angles | Angles that have actually the same measure. |
Image | A shape that outcomes from a transformation of a figure. |
Preimage | The original figure in a transformation. |
Reflection | A change across a line. |
Transformation | A readjust in the position, size, or form of a figure. |
Rotation | A transformation about a point P, such the each point and its image are the same distance indigenous P. |
Translation | A transformation in which all the point out of a figure move the same distance in the exact same direction. |
leg | One of the two sides the the best triangle that type the appropriate angle. |
Area | The number of nonoverlapping unit squares of a provided size the will specifically cover the inner of a aircraft figure. |
Hypotenuse | The side opposite the right angle in a appropriate triangle. |
Length | The distance between the two endpoints of a segment. |
base | Any next of a triangle. |
Height | Asegment from a crest that creates a right angle with a line containing the base. |
Radius | A segment whose endpoints room the facility of a circle and also a suggest on the circle, or the street from the facility of a circle come any allude on the circle. |
Perimeter | The sum of the next lengths the a closed plane figure. |
pi | The ratio of the circumference of a circle to its diameter, denoted through the Greek letter π. |
Circumference | The distance roughly the circle. See more: Oil Reset &Raquo; Blog Archive 2005 Honda Crv Maintenance Required Light ? |
Diameter | A segment the passes through the center of a circle and also whose endpoints room on the circle, or the size of together a segment. |
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