OAA Math Terms

y-axis

the vertical number line in a coordinate plane

expression

a group of symbols that make a mathematical statement

generate

To create or come up with

coordinates

Ordered pairs that identify points on a coordinate plane. (x,y)

function

An equation that shows a relationship

equivalent

equal in amount or value

inverse

The opposite

variable

a letter that represents an unknown number

evaluate

To find the value of a numerical or algebraic expression or equation

equation

a mathematical statement that two expressions are equalMust have an equals sign

X-axis

the horizontal line on a graph

rule

an equation for determining unknown numbers

ratio

Proportionate relationship between 2 numbers

circumference

Distance around a circle

diameter

line from one endpoint of a circle to another that passes through the center

perimeter

Distance around a shape

Surface area

Combined area of all the surfaces of a shape

determine

Come up with or figure out

volume

Area contained inside a shape

plot

To mark on a coordinate graph

When do you use cubic units?

How many degrees in half a circle?

What is the formula for area of a square?

What is the formula for area of a rectangle?

What is the formula for area of a triangle?

What is the formula for volume of a square?

What kind of angle is 90 degrees?

What kind of angle is more than 90 degrees?

What kind of angle is less than 90 degrees?

What kind of angle is 180 degrees?

plot

To mark on a coordinate graph

plot

To mark on a coordinate graph