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∠A and ∠B are interior angles of an obtuse isosceles triangle. ∠A is 140°. What is the value of ∠B?

• 40°

• 20°

• 70°

• 10°

Tags

NC.8.G.5

What is the slope of the linear function shown in the table?

• 3

• -3

• 1/3

• -1/3

Tags

NC.8.F.4

What is the slope and y-intercept of the line that passes through (−2, −6) and (−8, 0)?

• Slope = −1, y-intercept = −8

• Slope = 1, y-intercept = −4

• Slope = −¹/₂, y-intercept = −7

• Slope = ¹/₂, y-intercept = −5

Tags

NC.8.F.4

∠A and ∠B are interior angles of an obtuse isosceles triangle. ∠A is 110°. What is the value of ∠B?

Tags

NC.8.G.5

The table represents a linear function. What is the value of n?

Mathematical Equivalence

ON

On which interval is the function decreasing and linear?

• −9 < x < −3

• −3 < x < 0

• 0 < x < 5

• 5 < x < 9

Tags

NC.8.F.5

The table represents a linear function. What is the value of n?

The graph of a function is shown. On which interval is the function decreasing and non-linear?

• A. -9 < x < -6

• B. -6 < x < 0

• C. 0 < x < 6

• D. 6 < x < 9

Tags

NC.8.F.5

Which of the following represents a linear equation with a slope of 2?

Tags

NC.8.F.3

Which of these is a linear function of x?

Tags

NC.8.F.1