AASA 8th Grade Math 3

Question 1

What is the equation of a line with slope 3 and y-intercept −2?

Accepted Answer

y = 3x − 2

Answer

y = 3x + 2

Answer

y = −2x + 3

Answer

y = −3x + 2

Question 2

Which of the following best describes a proportional relationship?

Accepted Answer

y = 3x

Answer

y = x + 5

Answer

y = x² + 1

Answer

y = 2x − 3

Question 3

If a right triangle has legs of 6 and 8, what is the length of the hypotenuse?

Accepted Answer

10

Answer

12

Answer

14

Answer

√100

Question 4

A scatter plot shows a positive correlation. What does this mean?

Accepted Answer

As x increases, y increases

Answer

As x increases, y decreases

Answer

x and y are unrelated

Answer

y is always greater than x

Question 5

What is the surface area of a cube with side length 4 cm?

Accepted Answer

96 sq cm

Answer

16 sq cm

Answer

64 sq cm

Answer

48 sq cm

Question 6

Evaluate: 2³ + 3²

Accepted Answer

17

Answer

13

Answer

25

Answer

15