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Chapter 8 Vocab
Math
| Question | Answer |
|---|---|
| An exact location that is usually represented as a dot | Point |
| A straight path that extends without end in opposite directions | Line |
| A perfectly flat surface that extends infinitely in all directions | Plane |
| A part of a line, it has one endpoint and without end in one direction | Ray |
| A part of a line or a ray that extends from one endpoint to another | Line Segment |
| The same shape and size | Congruent |
| 2 rays with a common endpoint | Angle |
| The common endpoint | Vertex |
| The sum of the measures of two angles that is 90 degrees | Complementary Angles |
| The sum of the measures of two angles that is 180 degrees | Supplementary Angles |
| Angles formed by two intersecting lines that measure 90 degrees | Perpendicular Lines |
| Lines in the same plan that do not intersect at all | Parallel Lines |
| Lines that don't intersect, but they are also parallel | Skew Lines |
| Angles that have a common vertex and a common side but not common interior points | Adjacent Angles |
| Angles that are opposite formed by two intersecting lines | Vertical Angles |
| A line that intersects 2 or more lines | Transversal |
| Angles that are on the same side of the transversal and are both above or below the parallel lines | Corresponding Angles |
| The set of all points in a plane that are the same distance from a given point called the cent | Circle |
| The point inside a circle that is the same distance from all the points on the circle | Center of a Circle |
| Part of a circle named by its endpoints | Arc |
| Line segment whose endpoints are the center of a circle and any point on the circle | Radius |
| Line segment that passes through the center of a circle, and whose endpoints lie on the circle | Diameter |
| Line segment whose endpoints are any two points on a circle | Chord |
| An angle formed by 2 radii | Central Angle |
| The part of the circle enclosed by 2 radii and an arc connecting them | Sector |
| A closed plane figure formed by 3 or more line segments | Polygon |
| A polygon in which all sides are congruent and all angles are congruent | Regular Polygon |
| A shape that both pairs of opposite sides are parallel and congruent. Both pairs of opposite angles are congruent | Parallelogram |
| A parallelogram with four right angles | Rectangle |
| A parallelogram with 4 congruent sides | Rhombus |
| A parallelogram with 4 congruent sides and four right angles | Square |
| A shape which exactly one pair of opposite sides is parallel | Trapezoid |
| A rule stating that if three sides of one triangle are congruent to three sides of another triangle, then the triangles are congruent | Side-Side-Side Rule |
| The resulting figure of a transformation | Image |
| When a figure is not symmetrical | Asymmetry |
| The central point | Center of Rotation |
| Transformation that changes the size, but not the shape, of a figure | Dilation |
Created by:
Ksmart
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