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 equal Must 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