Using gradient to solve problems with parallel lines
Using gradient to solve problems with parallel lines
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Lesson details
Key learning points
- In this lesson, we will use the gradient of a line to solve problems with parallel lines. We will investigate the relationship between different linear graphs with the same gradient.
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This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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3 Questions
Q1.
1) What is the gradient of the line y=4x-5
-5
1
4/5
Q2.
2) What is the y intercept of the line y=7x-2
-3.5
3.5
7
Q3.
3) Work out the gradient of the line 2y + x = 20
-1
0.5
1
3 Questions
Q1.
Which of these equations of a line is parallel to y = 5x− 8?
y=-5x
y=-5x-8
y=x-8
Q2.
Which of these equations of the line is parallel to y = 3x + 5 and passes through (0, 2).
y=-3x+2
y=3x
y=3x+4
Q3.
Which of these equations of the line is parallel to x + y = 8 and passes through (0, -4).
y = -x + 4
y = -x + 8
y = x -4