STAAR review 8th Grade MATH

Front

Is √2 Irrational?

Back

Yes

Front

Find the rate of change: If a car travels 10 gallons in 5 minutes, what is the rate of change?

Back

-2 gallons per minute

Front

List in order from least to greatest: 5/4, 56%, 1.07, 4/5

Back

56%, 4/5, 1.07, 5/4

Front

What is the distance between the two points (1,2) and (4,5)?

Back

4.5 units

Front

Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image for A(3,3)?

Back

A'(9,9) B'(18,18) C'(27,9)

Front

What is the definition of an irrational number?

Back

An irrational number is a number that cannot be expressed as a fraction of two integers.

Front

What is the formula for calculating the distance between two points (x1, y1) and (x2, y2)?

Back

Distance = √((x2 - x1)² + (y2 - y1)²)

Front

What does it mean to dilate a figure in geometry?

Back

To dilate a figure means to resize it by a scale factor, while keeping the shape proportional.

Front

Convert 56% to a fraction.

Back

56% = 14/25

Front

What is the decimal equivalent of 5/4?

Back

5/4 = 1.25