Fichas
Defintions - Chapter 1
Fichas del conjunto (40)
- 1Undefined TermsCannot be defined by using other figures.
- 2PointNames a location and has no size. It is represented by a dot.
- 3LineA straight path that has no thickness and extends forever.
- 4PlaneA flat surface that has no thickness and extends forever.
- 5CollinearPoints that lie on the same line.
- 6CoplanerPoints that lie in the same plane.
- 7(Line) SegmentPart of a line consisting of two points and all points between them.
- 8EndpointPoint at one end of a segment or starting point of a ray.
- 9RayPart of a line that starts at an endpoint and extends forever in one direction.
- 10Opposite RaysTwo rays that have a common endpoint and form a line.
- 11Postulate (axiom)A statement that is accepted as true without proof.
- 12DistanceBetween any two points is the absolute value of the difference of the coordinates.
- 13LengthThe distance between two points.
- 14Congruent SegmentsSegments that have the same length.
- 15ConstructionA way of creating a figure that is more precise.
- 16MidpointThe point that bisects the segment into two content segments.
- 17BisectsDivides
- 18Segment BisectorAny ray, segment, or line that intersects a segment at its midpoint.
- 19AngleA figure formed by two rays, or sides with a common endpoint.
- 20VertexCommon end point of an angle.
- 21Interior of an angleSet of all points between the sides of the angle.
- 22Exterior of an angleSet of all points outside the angle.
- 23MeasureUsually given in degrees
- 24Degree1/360 of a circle.
- 25Acute AngleMeasures greater than 0 and less than 90.
- 26Right AngleMeasures 90
- 27Obtuse AngleMeasures greater than 90 and less than 180
- 28Straight AngleMeasures 180.
- 29Congruent AnglesAngles that have the same measure.
- 30Angle BisectorRay that divides an angle into two congruent angles.
- 31Adjacent AnglesTwo angles in the same plane with a common vertex and a common side, but no common interior points.
- 32Linear PairA pair of adjacent angles whose non-common sides are opposite rays.
- 33Complementary AnglesTwo angles whose measures have a sum of 90.
- 34Supplementary AnglesTwo angles whose measures have a sum of 180.
- 35Vertical AnglesTwo nonadjacent angles formed by two intersecting lines.
- 36Coordinate PlanePlane that is divided into four regions by a horizontal line (x-axis) and a vertical line (y-axis).
- 37Midpoint formulaM([x1+x2]/2 , [y1+y2]/2)
- 38Distance FormulaSquare Root of ((x2-x1)^2 + (y2-y1)^2)
- 39LegsTwo sides that form the right angle.
- 40HypotenuseThe side across from the right angle that stretches from one leg to the other.
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- Geometry Fichas sobre Defintions - Chapter 1, creado por ejochym el 04/10/2013.
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