Mathematics

Equations of Straight Lines

Grade 8 · Middle School

Answer every question first, then press Finish to see your score and explanations.

Question 1 of 20Easy
The gradient of the line $y = 2 x + 3$ is ...
Question 2 of 20Easy
The gradient of the line through $(0, 0)$ and $(2, 4)$ is ...
Question 3 of 20Easy
The ordinate of the intersection of the line $y = - 3 x + 5$ with the $Y$ -axis is ...
Question 4 of 20Easy
The gradient of the line $y = - x + 4$ is ...
Question 5 of 20Easy
The gradient of the horizontal line $y = 3$ is ...
Question 6 of 20Easy
The gradient of the line through $(0, 3)$ and $(3, 0)$ is ...
Question 7 of 20Medium
The gradient of the line through $(1, 2)$ and $(3, 8)$ is ...
Question 8 of 20Medium
The equation of the line with gradient 3 passing through $(0, 2)$ is ...
Question 9 of 20Medium
The gradient of the line through $(- 1, 2)$ and $(3, 10)$ is ...
Question 10 of 20Medium
The equation of the line through the origin $O (0, 0)$ with gradient $- 2$ is ...
Question 11 of 20Medium
The gradient of the line $2 x + y = 6$ is ...
Question 12 of 20Medium
The relation between the lines $y = 2 x + 1$ and $y = 2 x - 3$ is ...
Question 13 of 20Medium
The equation of the line through $(2, 1)$ and $(4, 5)$ is ...
Question 14 of 20Medium
The gradient of a line perpendicular to $y = 2 x + 1$ is ...
Question 15 of 20Hard
The equation of the line through $(1, - 1)$ and $(3, 5)$ is ...
Question 16 of 20Hard
The equation of the line parallel to $y = - 3 x + 2$ and passing through $(0, 4)$ is ...
Question 17 of 20Hard
The equation of the line perpendicular to $y = 2 x + 5$ and passing through the origin $O (0, 0)$ is ...
Question 18 of 20Hard
The equation of the line through $(2, 3)$ and $(2, - 1)$ is ...
Question 19 of 20Hard
A line with gradient 2 passes through $(3, 4)$ . Its intersection with the $X$ -axis is ...
Question 20 of 20Hard
The line through $(1, 4)$ and $(3, k)$ has gradient 3. The value of $k$ is ...

0/20 answered