Using the centre of enlargement II

Using the centre of enlargement II

Pencil and paperOnline interactive
Overview
Using this Resource
Connecting to the Curriculum
Marking Student Responses
Working with Students
Further Resources
This task is about using the centre of enlargement to enlarge by a scale factor.

Question Change answer

a)  Enlarge the shape below by a scale factor of 2 so she can print it onto her T-shirt.
     Use point P as the centre of enlargement.

Question Change answer

b)  Enlarge the shape by a scale factor of 3 so she can print it onto her shorts.
     Use point T as the centre of enlargement.
Task administration: 
This task can be completed with pencil and paper or by drawing online.
Copyright: 
Graphics: copyright NZCER
Level:
5
Curriculum info: 
Maths, Geometry and Measurement, Transformation
Keywords: 
enlargement, resizing, centre of enlargement, drawing, scale factor
Description of task: 
This task requires students to enlarge two patterns on a grid using centres of enlargement and scale factors.
Learning Progression Frameworks
This resource can provide evidence of learning associated with
Geometric thinking, set 6
within the Mathematics Learning Progressions Frameworks.
Read more about the Learning Progressions Frameworks.
Answers/responses: 

 

Y8 (10/2001)

a)

Pattern is correct size and shape.
Pattern is in correct position.

answer to question a or answer to question a

moderate
very difficult
b)

Pattern is correct size and shape.
Pattern is in correct position.
answer to question b or answer to question b

very difficult
very difficult
Diagnostic and formative information: 
 

Common error

a), b)

Centre of enlargement used as centre of enlarged pattern.