8th Grade STAAR Math Review Challenge

Which set do integers belong to?

• Complex numbers

• Irrational numbers

• Real numbers

• Imaginary numbers

What does 'each' usually imply in algebraic expressions?

• Division

• Multiplication

• Subtraction

• Addition

What is a proportional relationship?

• A relationship where variables are added

• A relationship where one variable is divided by another

• A relationship where one variable is multiplied by a constant to get another variable

• A relationship where variables are subtracted

How do you predict future values using a best-fit line?

• By drawing a line parallel to the x-axis

• By drawing a line parallel to the y-axis

• By extending the best-fit line and estimating the value at a given time

• By calculating the average slope of all data points

What remains unchanged during a dilation transformation?

• The shape's orientation

• The angles of the shape

• The color of the shape

• The shape's size

What does a scale factor less than 1 indicate in a dilation?

• The shape enlarges

• The shape remains the same size

• The shape reduces in size

• The shape changes color

What does the perimeter of the base (P) and the height of the prism (H) calculate in a triangular prism?

• Total surface area

• Volume

• Base area

• Lateral surface area

What does a rotation preserve?

• Orientation

• Congruence

• Color

• Position

What is the effect of reflecting a shape over the x-axis?

• It rotates the shape 90 degrees

• It translates the shape to a new position

• It changes the y-values of the shape's points

• It changes the shape's size

What is likely to happen to a student's grades if they watch 30 hours of television a week?

• Decrease slightly

• Stay the same

• Increase significantly

• Decrease significantly