1st Day Vocab

A triangle with two equal sides and two equal angles.

Average

An angle with a measure of less than 90 degrees.

Any value less than zero

The remainder left after subtraction of one value from another.

An angle that measures 180 degrees.

The number below the line in a fraction.

The first step in the order of operations

A plane figure with three angles whose sum is 180 degrees

Figures that are the same shape but not necessarily the same size.

A whole number, greater than 1, with only factors that are 1 and itself.

The distance from the center of a circle to its edge.

A mathematical sentence that contains an equals sign.

The point (0, 0) on the coordinate plane.

A line with positive and negative numbers on either side of zero that go on indefinitely.

The distance around a circle.

An integer that can be divided by two.

A letter used as a placeholder for a number

An educated guess

A number placed before and multiplied by the variable in an algebraic expression.

length x width x height