What's The Point?
Who's Line Is It?
Seg What?
100

 location with no size or shape. 

POINT

100
LINE THAT EXTENDS INDEFINITELY IN ONE DIRECTION

RAY

100

MEASUREABLE PART OF A LINE CONSISTING OF ENDPOINTS

LINE SEGMENT

200

POINTS THAT LIE ON THE SAME LINE

COLLINEAR

200

MADE UP OF POINTS WITH NO THICKNESS OR WIDTH

LINE

200

TWO SEGMENTS THAT HAVE THE SAME LENGTH

CONGRUENT SEGMENTS

300

POINTS THAT DON'T LIE ON THE SAME PLANE

NON COPLANAR

300

DEALS MOSTLY WITH SHAPES, SIZES, AND SURFACES

GEOMETRY

300
LINE, SEGMENT, OR PLANE THAT INTERSECTS A SEGMENT AT ITS MIDPOINT

SEGMENT BISECTOR

400

POINTS THAT DON'T LIE ON THE SAME LINE

NON COLLINEAR

400

FORMULA USED TO FIND THE MIDPOINT BETWEEN TWO ENDPOINTS

MID POINT FORMULA

400

A, B, & C are COLLINEAR POINTS BETWEEN & B IS BETWEEN A & C, THEN AB+BC=AC. 

SEGMENT ADDITION POSTULATE

500

POINTS THAT LIE ON THE SAME PLANE

COPLANAR

500

FORMULA USED TO FIND THE DISTANCE BETWEEN TWO POINTS ON A COORDINATE PLANE.

DISTANCE FORMULA

500

HE'S KNOW AS THE FATHER OF GEOMETRY

EUCLID