Solving practical coordinate problems (Part 1)

Solving practical coordinate problems (Part 1)

Lesson details

Key learning points

  1. In this lesson, we will look for general rules relating to vertical and horizontal lines and coordinates. We will use this information to help solve problems involving finding missing coordinates.

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5 Questions

Q1.
Which axis has the shape been reflected in?
An image in a quiz
Correct answer: x
y
Q2.
Pentagon m has been reflected in the y axis. What are the coordinates of vertex E in the reflected shape?
An image in a quiz
(-9, 6)
(4, 5)
Correct answer: (9, 6)
Q3.
Shape A has been reflected in the y axis. What are the coordinates of vertex D in the reflected shape?
An image in a quiz
(-3, -2)
Correct answer: (-6, -2)
(6, -2)
Q4.
The shape is reflected in the y axis. What are the coordinates of vertex E in the reflected shape?
An image in a quiz
(-1, 7)
(-2, 4)
Correct answer: (-4, 6)
Q5.
What are the coordinates of shape B, reflected in the x axis?
An image in a quiz
Correct answer: (-8, -2), (-8, -5), (-3, -5), (-3, -2)
(8, -2), (8, -5), (3, -5), (3, -2)
(8, 2), (8, 5), (3, 5), (3, 2)

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?
An image in a quiz
(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?
An image in a quiz
(-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)
An image in a quiz
Correct answer: (3, 8) (7, 8) (7, 4)
(7, 4) (7, 8) (3, 8)
(7, 4) (7, 8) (7, 4)

Lesson appears in

UnitMaths / Coordinates and shape