Pre-Assessment Coordinate Geometry Equations

What is the gradient-intercept form of a line?

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Explain the concept of parallel lines in coordinate geometry.

• Parallel lines in coordinate geometry intersect at one point.

• Parallel lines in coordinate geometry have the same gradient.

• Parallel lines in coordinate geometry are always equidistant.

• Parallel lines in coordinate geometry have different gradient.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

What is the condition for two lines to be perpendicular to each other?

• Two perpendicular lines have the same gradient.

• The sum of the gradients of two perpendicular lines is 1.

• Perpendicular lines intersect at a 90-degree angle.

• The product of the gradient of two perpendicular lines is -1.

Tags

CCSS.HSG.CO.A.1

Find the equation of a line passing through the point (2,3) with a gradient 4.

• y = 3x + 4

• y = 4x + 5

• y = 4x - 5

• y = 2x + 3

Determine the equation of a line parallel to y = 2x + 5 passing through the point (3, -1).

• y = -2x - 5

• y = 2x - 5

• y = 2x + 3

• y = -2x + 5

Given two points A(1,2) and B(4,5), find the equation of the line passing through these points.

• y = -x + 1

• y = x + 1

• y = 3x - 2

• y = 2x + 3

Joe drew a line through the points A(-2, 4) and B(7, 5), which equation best represents a line parallel to line AB?

Which equation best represents the graph?

• Parallel

• Perpendicular

• Same Line

• None of the Above

• 4.32

• 5.32

• 6.32

• 7.32

Tags

CCSS.HSG.GPE.B.7