# Geometry Vocab Test 10/10

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Interior

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## Tags and Description

### 113 Terms

1

Interior

________- Referring to all angles on the inside of a shape.

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2

Concave

________- Some of the lines pass through the interior.

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3

Translation

________- Transformation that moves all points in the same distance and direction.

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4

Intersection

________- When two or more lines cross each other on a plane.

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5

Betweeness of Points

________- There is a real number between two numbers.

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6

Sphere

________- A set of points in space that are the same distance from a given point.

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7

Construction

________- Methods of creating figures without the benefits of measuring tools.

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8

Perimeter

________- The sum of the lengths of the sides of a polygon.

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9

Prism

________- Polyhedron, 2 parallel congruent faces connected by parallelogram faces.

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10

Isometry

________- When the preimage and image appear different but are congruent.

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11

Circumference

________- The distance around a circle.

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12

Volume

________- Measure of the amount of space in an object.

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13

Pyramid

________- Polygon base, 3+ triangular faces that meet at a vertex.

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14

dimensional set

Space- Boundless, three- ________ of all points; can contain lines and planes.

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15

Flat surface

Plane- ________ made up of points; expands indefinitely.

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16

Convex

________- No points of the lines pass through the interior.

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17

Exterior

________- An angle that is made by the side of the shape and a line drawn out from an adjacent side.

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18

Precision

________- The clustering of a group of measurements.

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19

Polyhedron

________- A solid with all flat surfaces that encloses a single region of space.

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20

Acute

________ Angle- An angle that is less than 90 degrees.

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21

Midpoint

________- The point halfway to the endpoints of the segment.

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22

Coplanar

________- Points that lie on the same plane.

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23

Cone

________- Solid, circular base, connected by curved surface to one vertex.

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24

Perpendicular

________- Lines, segments, or rays that form a right angle.

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25

Definition

________ /Defined Term- Explained using undefined and /or other defined terms.

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26

Rotation

________- Transformation around a fixed point.

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27

Collinear

________- Points that are on the same line.

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28

Transformation

________- A function that maps a figure.

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29

Vertex

________- The point where 3+ edges intersect.

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30

Edge

________- Line segments where the faces intersect.

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31

Absolute Error

________- Equal to one half the unit of measure.

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32

Angle

________- Formed by two non- collinear rays that have a common endpoint.

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33

Cylinder

________- Solid, circular bases, connected by a curved surface.

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34

Accuracy

________- Refers to how close a measured value comes to the actual desired value.

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35

Relative Error

________- The ratio of the absolute error to the expected measure.

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36

Side

________- The rays are called ________ of the angles.

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37

Polygon

________- A closed figure formed by a finite number of sides.

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38

Significant Digits Figures

________- The digits of a number that are used to express it to the required degree of accuracy.

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39

Surface Area

________- 2D measurement of the surface of a solid angle.

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40

Preimage

________- figure being transformed onto a new image.

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41

Platonic Solids

________- The only 5 regular polyhedrons.

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42

Ray

________- A part of a line with one endpoint and expands indefinitely.

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43

Vertex

________ of a Polygon- The ________ of each angle.

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44

Vertex

________- The angles common endpoint.

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45

Undefined Term

Can only be explained using examples/descriptions

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46

Point

A location; no shape or size

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47

Line

Made up of points; no thickness/width

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48

Plane

Flat surface made up of points; expands indefinitely

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49

Collinear

Points that are on the same line

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50

Coplanar

Points that lie on the same plane

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51

Intersection

When two or more lines cross each other on a plane

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52

Definition/Defined Term

Explained using undefined and/or other defined terms

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53

Space

Boundless, three-dimensional set of all points; can contain lines and planes

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54

Line Segment

Measurable, two endpoints

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55

Betweeness of Points

There is a real number between two numbers

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56

Congruent Segments

One segment that can be mapped onto another segment and both are congruent

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57

Construction

Methods of creating figures without the benefits of measuring tools

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58

Midpoint

The point halfway to the endpoints of the segment

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59

Segment Bisector

Any segment, line, or place that intersects a segment at its midpoint

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60

Ray

A part of a line with one endpoint and expands indefinitely

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61

Opposite Rays

By choosing a point on a line it determines two opposite rays

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62

Angle

Formed by two non-collinear rays that have a common endpoint

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63

Side

The rays are called sides of the angles

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64

Vertex

The angles common endpoint

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65

Interior

Referring to all angles on the inside of a shape

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66

Exterior

An angle that is made by the side of the shape and a line drawn out from an adjacent side

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67

Degree

Unit used to measure angles

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68

Right Angle

An angle that is exactly 90 degrees

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69

Acute Angle

An angle that is less than 90 degrees

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70

Obtuse Angle

An angle that is greater than 90 degrees

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71

Angle Bisector

A ray that divides an angle into two congruent angles

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72

Two angles that lie in the same plane, have a common vertex and side, but no connected interior points

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73

Linear Pair

Adjacent angles with non common sides that are opposite rays

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74

Vertical Angles

Two non-adjacent angles formed by two intersecting lines

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75

Complementary Angles

Two angles with a sum of 90 degrees

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76

Supplementary Angles

Two angles with a sum of 180 degrees

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77

Perpendicular

Lines, segments, or rays that form a right angle

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78

Polygon

A closed figure formed by a finite number of sides

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79

Vertex of a Polygon

The vertex of each angle

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80

Concave

Some of the lines pass through the interior

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81

Convex

No points of the lines pass through the interior

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82

Equilateral Polygon

A polygon in which all sides are congruent

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83

Equiangular Polygon

A polygon in which all angles are congruent

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84

Regular Polygon

A polygon that is convex, equilateral, and equiangular

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85

Circumference

The distance around a circle

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86

Perimeter

The sum of the lengths of the sides of a polygon

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87

Area

The number of square units needed to cover a surface

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88

Transformation

A function that maps a figure

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89

Preimage

figure being transformed onto a new image

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90

Image

The figure the preimage was transformed into

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91

Isometry

When the preimage and image appear different but are congruent

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92

Reflection

Transformation over the line of reflection

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93

Translation

Transformation that moves all points in the same distance and direction

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94

Rotation

Transformation around a fixed point

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95

Polyhedron

A solid with all flat surfaces that encloses a single region of space

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96

Face

Flat surface

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97

Edge

Line segments where the faces intersect

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98

Vertex

The point where 3+ edges intersect

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99

Prism

Polyhedron, 2 parallel congruent faces connected by parallelogram faces

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100

Base

Two parallel congruent faces

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