Saxon Math Vocabulary Lessons 1-50

The distance from the graph of a number to the number 0 on a number line. The symbol for... is a vertical bar on each side of a numeral or variable, e.g. |-x|.

Answer explanation

Spelling counts!

An angle whose measure is between 0° and 90°

One of two or more numbers that are added to find a sum.

Two angles that have a common side and a common vertex. The angles lie on opposite sides of their common side.

The opening that is formed when two lines, rays, or segments intersect.

The size of the inside of a flat shape...measured in square units.

The grouping of addends does not affect their sum. In symbolic form,

a + (b + c) = (a + b) + c.

The number found when the sum of two or more numbers is divided by the number of addends in the sum; also called mean.

The point inside a circle or sphere from which all points on the circle or sphere are equally distant.

An angle whose vertex is the center of a circle.