Unit 2 Assessment

What is the equation of a line in slope-intercept form that has a slope of 1/2 and a y-intercept of 4?

• y = (1/2)x + 4

• y = 2x + 4

• y = (1/2)x - 4

• y = 4x + 1/2

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the equation of a line in point-slope form that has a slope of 3 and passes through the point (1, 5)?

• y - 5 = 3(x - 1)

• y + 5 = 3(x + 1)

• y - 1 = 3(x - 5)

• y = 3x + 5

• Slope: 3/4, y-intercept: -5

• Slope: -5, y-intercept: 3/4

• Slope: 4/3, y-intercept: 5

• Slope: 5, y-intercept: -3/4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

• Slope: 2/3, Point: (4, 1)

• Slope: 3/2, Point: (1, 4)

• Slope: 2/3, Point: (1, 4)

• Slope: 3/2, Point: (4, 1)

Determine if the following equations represent lines that are parallel, perpendicular, or neither: y = 2x + 4 and y = 4x + 2.

• Neither

• Parallel

• Perpendicular

• Coinciding

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

What is the point-slope form of a linear equation?

• y - y₁ = m(x - x₁)

• y = mx + b

• y = x + c

• x - y = m

Which of the following is the equation of a line that passes through the points (-2, 6) and (1, 9)?

• y = x + 8

• y = x + 7

• y = x + 6

• y = 2x + 1

What is the equation of a line that is parallel to y = 3x - 4 and passes through the point (1, -7)?

• y = 3x - 10

• y = -3/4x - 4

• y = 1/3x + 4

• y = 2/3x + 7

Write the equation of the line shown in the graph below.

• y = 3/5x - 0.5

• y = x - 2

• y = 2/3x + 1

• y = -x + 2

Which of the following is the correct equation for the line passing through the points (2, 5) and (5, 11)?

• y - 5 = 2(x - 2)

• y - 11 = -2(x - 2)

• y - 5 = -2(x - 2)

• y - 11 = 2(x - 2)