The horizontal axis on a cartesian graph
X-axis
The vertical axis on a cartesian graph
Y-axis
An angle less than 90 degrees but more than 0 degrees
Acute angle
Same shape and same size
Congruent
A fraction that has been flipped. The reciprocal of 3/4 is 4/3.
Reciprocal
Surface space that is measured in square units.
Area
The distance around the outside of a shape
Perimeter
The distance around a circle (perimeter)
circumference
A mathematical sentence that contains an equals sign.
Equation
A ratio that shows the cost per unit of measure
Unit ratio
One of four regions of a coordinate system bounded by the x-axis and y-axis
Quadrant
A pair of numbers, (x, y), that indicate the position of a point on a Cartesian plane
Ordered pair
A knowledge domain that you are interested in or are communicating about
Domain
The set of possible numbers for the y-axis
Range
The set of possible numnbers for the x-axis
Domain
A letter or a symbol that represents a number in an alebraic expression
Variable
Parentheses, exponents, multiplication, division, addition, subtraction
Order of operations
An expression, equation, or inequality of a real-life situation
Mathematical model
The number in front of the variable with no sign in between
Coefficient
How well a line would fit data points... Can be: 1. strong or weak 2. positive or negative
Correlation