| A | B |
| LINE | A STRAIGHT LINE - IN GEOMETRY IT IS ENDLESS IN LENGTH |
| LINE SEGMENT | A PART OR SECTION OF A LINE |
| MEAN | THE AVERAGE OF A SET OF NUMBERS |
| MEDIAN | WHEN ORDERING NUMBERS FROM THE LEAST TO THE GREATEST IT'S THE MIDDLE NUMBER |
| METRIC UNITS | MEASUREMENT INCLUDING CENTIMETERS, METERS, GRAMS, AND LITERS |
| MODE | IN A SET OF NUMBERS IT'S THE NUMBER USED THE MOST |
| MULTIPLES | THE ANSWERS WHEN MULTIPLYING BY A NUMBER |
| NONSTANDARD UNITS OF MEASURE | USING BLOCKS, CRAYONS, ETC. TO MEASURE SOMETHING |
| NUMBER LINE | A LINE, WHICH NUMBERS CAN BE WRITTEN ON |
| OBTUSE ANGLE | AN ANGLE THAT MEASURES MORE THAN 90 DEGREES BUT LESS THAN 180 DEGREES |
| OPERATION | ANY MATH PROCESS SUCH AS ADDITION, SUBTRACTION, MULTIPLICATION, OR DIVISION |
| ORGANIZED DATA | DATA PRESENTEDIN AN ORGANIZED MANNER SUCH AS A TALLY, GRAPH, OR TABLE |
| PARALLEL LINES | TWO LINES THE SAME DISTANCE APART |
| PATTERN | A PREDICTABLE OR REPEATED SEQUENCE OF NUMBERS OR SHAPES |
| PERCENT | A PART OF A WHOLE SHOWN WITH A PERCENT SIGN |
| PERIMETER | THE DISTANCE AROUND SOMETHING |