Geo Points, Lines, And Planes 1-2

Front 1

Point Def and Symbols

Back 1

Has no dimension, Point A or •A

Front 2

Line def and symbol

Back 2

Extends without end in 2 opposite directions, Line BC with arrows on both sides on top

Front 3

Copla

Back 3

Represented by a flat surface that extends without out end and has infinite points,

Front 4

Line

Back 4

Points that lie on the same line

Front 5

Coplanar def

Back 5

Points and/or lines that lie on the same planes

Front 6

Line segment def and symbol

Back 6

Part of a line that consists of 2 endpoints and all the points in between, AB with straight line on top no endpoints or arrows

Front 7

Ray def and symbol

Back 7

Part of a line that consists of one end point and all the points of the line on one side of the endpoint, AB with end point on one end and arrow on other on top

Front 8

In

Back 8

2 rays that share an endpoint and they form a line, AB with end point on one end and arrow on other on top

Front 9

D

Back 9

An accepted statement of fact

Front 10

Intersection def

Back 10

The set of points figures have in common

Front 11

Distance def and formula (Ex. Points A and B)

Back 11

Length of a segment between two points, AB= |a-b|

Front 12

Congruent segments def and symbols

Back 12

Segments that have the same length, AB = CD

Front 13

Midpoint def

Back 13

Point that divides a segment into two congruent segments

Front 14

Segment bisector def

Back 14

A segment ray or line that intersects another line segment at its midpoint

Front 15

Perpendicular lines def and symbol

Back 15

Lines that intersect and form right angles, upside down T

Front 16

Perpendicular bisector def

Back 16

A segment, ray, or line that is perpendicular to the segment at its midpoint