EnVision Math 8 - Topic 2 Test Review

Front

What is the formula to calculate the perimeter of a rectangle?

Back

The perimeter (P) of a rectangle is calculated using the formula: P = 2(length + width).

Front

If Marshall earns $36,000 and receives a $4,000 raise each year, what will his salary be after 6 years?

Back

After 6 years, Marshall's salary will be $36,000 + (6 * $4,000) = $60,000.

Front

What is the first step in solving the equation 2x + 3 = 9?

Back

The first step is to subtract 3 from both sides: 2x = 6.

Front

What is the solution to the equation 3x - 5 = 16?

Back

The solution is x = 7.

Front

What is the perimeter of a square with a side length of 5 units?

Back

The perimeter of a square is P = 4 * side length, so P = 4 * 5 = 20 units.

Front

If the perimeter of a rectangle is 36 inches and the width is 12 inches, what is the length?

Back

Using the perimeter formula P = 2(length + width), we have 36 = 2(length + 12). Solving gives length = 6 inches.

Front

What does it mean for two shapes to have the same perimeter?

Back

It means that the total distance around each shape is equal.

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, perform inverse operations to both sides of the equation until the variable is alone on one side.

Front

What is the solution to the equation 4x + 2 = 18?

Back

The solution is x = 4.

Front

What is the relationship between the sides of an equilateral triangle?

Back

In an equilateral triangle, all three sides are of equal length.