vocabulary 1
A comparison of 2 quantities of the same units
what is a ratio?
The amount
What is a quantity?
A statement that the values of two mathematical expressions are equal
What is an equation?
A collection of symbols that jointly express a quantity
What is an expression?
Different ways to represent data
What is multiple representations?
A letter or symbol able to assume different numerical values.
What is a variable?
A variable (often x) whose variation does not depend on that of another
What is the independent variable?
A variable (often y) whose value depends on that of another.
What is a dependent variable?
A ratio a:b written as a/b
What is a fraction form of a ratio?
A ratio written out using words instead of symbols
What is a word form of a ratio?
A ratio written using symbols to identify it as a ratio
What is a symbolic form of a ratio?
The quotient A/B of a ratio A:B
What is the value of a ratio?
Ratios that have the same value.
What is an equivalent ratio?
A table used to describe the relationship between two separate quantities.
What is a ratio table?
A composition of the x coordinate and the y coordinate written in a fixed order within parantheses.
What is an ordered pair?
A quantity that does not change it's value no matter the value of the variables.
What is constant or constant rate of change?
The horizontal axis of a system of coordinates
What is the X-axis?
The vertical axis of a system of coordinates.
What is the Y-axis?
The horizontal value in a pair of coordinates.
What is the X-axis?
The vertical value in a pair of coordinates.
What is the Y coordinate?
Either a single number or variable or numbers and variables multiplied together
What is a term?
When a ratio is scaled down so that one term is 1.
What is a unit rate?
Out of 100
The maximum amount that something can contain.
What is capacity?
The amount of space between two objects
What is distance?