Unit 2 Review: Expressions, Inequalities and Expressions

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, greater than or equal to, or less than or equal to the other.

Front

How do you represent a minimum requirement using an inequality?

Back

Front

What does the variable 'm' represent in the context of running miles?

Back

In this context, 'm' represents the average number of miles that Rudy needs to run each day.

Front

What is the formula to find the total miles run over several days?

Back

The total miles run can be calculated using the formula: Total Miles = Average Miles per Day × Number of Days.

Front

What are vertical angles?

Back

Vertical angles are the angles opposite each other when two lines intersect. They are always equal.

Front

If m∠A = 72º, what is m∠B if they are vertical angles?

Back

Since vertical angles are equal, m∠B = 72º.

Front

How do you solve for a variable in an equation?

Back

To solve for a variable, isolate the variable on one side of the equation using inverse operations.

Front

What is the relationship between the angles in a linear pair?

Back

The angles in a linear pair are supplementary, meaning they add up to 180 degrees.

Front

How do you calculate the cost of multiple items?

Back

To calculate the total cost, multiply the price of each item by the quantity purchased and then sum the costs.

Front

What is the formula to calculate savings over time?

Back

Savings can be calculated using the formula: Total Savings = Weekly Earnings × Number of Weeks.