# Solving practical coordinate problems (Part 2)

## Slide deck

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## Lesson details

### Key learning points

1. In this lesson, we will use rules around x and y coordinates for horizontal and vertical lines to solve more complex problems involving coordinates.

### Licence

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.

## Video

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## Worksheet

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## Starter quiz

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### 5 Questions

Q1.
What is the rule for horizontal lines on a coordinate grid?
They have a constant x coordinate.
Correct answer: They have a constant y coordinate.
Q2.
What is the rule for vertical lines on a coordinate grid?
Correct answer: They have a constant x coordinate.
They have a constant y coordinate.
Q3.
Three vertices of a square are plotted at the points indicated. What are the coordinates of the missing vertex?
(4,-6)
Correct answer: (4,6)
(6,4)
Q4.
Three vertices of a rectangle are plotted at the points indicated. What are the coordinates of the missing vertex?
(-6, -1)
(-6, -2)
Correct answer: (-6, 2)
Q5.
A square with sides measuring 4 units is on the coordinate grid. What are the coordinates of the 3 unknown vertices? (clockwise from top left)
Correct answer: (3, 8) (7, 8) (7, 4)
(7, 4) (7, 8) (3, 8)
(7, 4) (7, 8) (7, 4)

## Exit quiz

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### 5 Questions

Q1.
The diagram shows the vertices of an isosceles triangle. What are the coordinates of the unlabelled vertex?
(2, 5)
Correct answer: (6, 1)
(6, 2)
Q2.
There are two identical rectangles on the coordinate grid. What are the coordinates for point D?
Correct answer: (15, 8)
(16, 10)
(8, 15)
Q3.
There are three identical squares on the coordinate grid. What are the coordinates for point A?
Correct answer: (5, 10)
(5, 2)
(5, 6)
Q4.
There are two identical right angle triangles on the coordinate grid. What are the coordinates for point A?
(1, 0)
(1, 4)
Correct answer: (1, 8)
Q5.
The pink line has been drawn one third of the way along the x axis. The blue line has been drawn half way up the y axis. What are the coordinates of the point at which the lines intersect?
(10, 3)
(10, 4)
(3, 10)
Correct answer: (4, 10)