KAP Cumulative 3SW Review

Front

What is the equation to determine how many games need to be purchased for the cost of an Xbox One and games to equal the cost of a Playstation 4 and games?

Back

150 + 24x = 180 + 20x

Front

If the original perimeter of a shape is 12 units and the scale factor is 1/4, what is the perimeter of the scale drawing?

Back

3 units

Front

In a right triangle with sides 9, 40, and 41, which side is the hypotenuse?

Back

41

Front

How do you order the following numbers from least to greatest: π, 31%, -0.32, 1/3, 3.1?

Back

-0.32, 31%, 1/3, 3.1, π

Front

What is the definition of a scale factor in geometry?

Back

A scale factor is a number that scales, or multiplies, some quantity.

Front

What is the formula for the perimeter of a rectangle?

Back

P = 2(l + w), where l is length and w is width.

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

What does it mean for two expressions to be equivalent?

Back

Two expressions are equivalent if they have the same value for all values of the variables.

Front

How do you solve for x in the equation 2x + 3 = 11?

Back

Subtract 3 from both sides to get 2x = 8, then divide by 2 to find x = 4.

Front

What is the definition of a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value.