Ratios & Proportions
A comparison of two quantities using division.
What is a ratio?
A mathematical phrase that has numbers, variables, and operations but no equal sign.
What is an expression?
A figure formed by two rays with a common endpoint.
What is an angle?
The middle value in an ordered data set.
What is the median?
A number that is not a fraction or decimal and can be positive, negative, or zero.
What is an integer?
Two equivalent ratios are called this.
What is a proportion?
The number part of a term with a variable.
What is a coefficient?
A figure formed by two rays with a common endpoint.
What is 180 degrees?
The number that appears most often in a data set.
What is mode?
Numbers that can be written as a fraction.
What are rational numbers?
A ratio that compares a number to 100.
What is a percent?
A number that stands alone without a variable.
What is a constant?
A three-dimensional figure with two parallel, congruent bases.
What is a prism?
The difference between the highest and lowest numbers in a data set.
What is the range?
The opposite of a number.
What is the additive inverse?
The number that you multiply by to scale a ratio up or down.
What is the constant of proportionality?
An equation that has the same solutions for all values of the variable.
What is an identity?
The amount of space inside a three-dimensional figure.
What is volume?
The likelihood of an event happening.
What is probability?
Numbers that are the same distance from zero on a number line.
What are opposites?
The equation that represents a proportional relationship.
What is y = kx?
The process of finding a variable’s value that makes an equation true.
What is solving an equation?
The amount of space inside a three-dimensional figure.
What is perimeter?
A visual display that shows frequency with bars.
What is a histogram?
The product of two negative numbers is always this.
What is positive?