Unit 13. Graphs quiz

The x-coordinate of that point is 2.

What is the y-coordinate of A?

• 2

• 1

• 3

• -2

Which of the following graphs has two points with x-coordinate 4.

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Which is the equation of this straight line?

• x = 2

• x = 6

• y = 2

• y = 6

Which is the equation of this straight line?

• x = 2

• x = 4

• y = 2

• y = 4

Which are the midpoint coordinates of this line segment?

• (2.5, 2.5)

• (5, 6)

• (4, 3)

• (3.5, 3.5)

The graph shows square ABCD.

The equation of the straight line through C and D is x = 7

What is the equation of the straight line through B and C?

• y = 3

• y = 7

• x = 3

• x = 7

Complete the table of values for the equation: y = x + 3

Complete the table of values for the equation y = 2x + 1

The table of values shown corresponds to the line y = 2x + 1. Which is that graph?

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The graph shows a straight line.

Which three points belong to the line?

• (-2, 6) (3, 2) (6, -2)

• (1, 3) (4, 0) (-1, 6)

• (5, -1) (6, -2) (0, 5)

• (1, 3) (-1, 5) (0, 4)