# Inequalities

## Lesson details

### Key learning points

1. In this lesson, we will be looking at representing inequalities on a Cartesian plane.

### Licence

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## Video

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## Worksheet

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## Starter quiz

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### 5 Questions

Q1.
Which of the following is an example of a vertical line
y = 5
y = x
Q2.
Which of the following is an example of a horizontal line?
x = 5
y = x
Q3.
Which of the following coordinates lies on the line x = 10
(0,10)
Q4.
Which of the following coordinates lies on the line y = 5
(5,6)
Q5.
At what coordinate do the lines x = 10 and y = 5 intersect.
(10,10)
(5,10)

## Exit quiz

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### 5 Questions

Q1.
Zaki says, "In my coordinate the x-ordinate must be greater than 3 and less than 8". Which of the following inequalities shows this?
3>x<8
3>x>8
Q2.
Yasmin says, "In my coordinate the y-ordinate must be greater than -3 and less than 5". Which of the following inequalities shows this?
Correct answer: -3 < y < 5
-3 > y < 5
-3 > y > 5
Q3.
Which of the following coordinates satisfies Zaki and Yasmin's rules?
(3,4)
(8,5)
Q4.
What is the following inequality saying? -3<x<5
the x-ordinate must be greater than -3 and greater than 5
Correct answer: the x-ordinate must be greater than -3 and less than 5
the x-ordinate must be less than -3 and greater than 5
Q5.
What is the following inequality saying? 2<y<5
the x-ordinate must be greater than 2 and greater than 5
Correct answer: the x-ordinate must be greater than 2 and less than 5
the x-ordinate must be less than 2 and greater than 5