Enlargements (AQA GCSE Maths): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What two pieces of information are needed to fully describe an enlargement?
What two pieces of information are needed to fully describe an enlargement?
Scale factor & centre of enlargement
What does the scale factor tell you in an enlargement?
What does the scale factor tell you in an enlargement?
How much each length is multiplied by
What is the centre of enlargement?
What is the centre of enlargement?
A fixed point from which enlargement occurs
What happens to the angles in a shape during an enlargement?
What happens to the angles in a shape during an enlargement?
They remain unchanged
What happens to the lengths in a shape during an enlargement?
What happens to the lengths in a shape during an enlargement?
They are multiplied by the scale factor
When the scale factor is greater than , what happens to the image?
When the scale factor is greater than , what happens to the image?
It becomes larger than the original
What happens when the scale factor is between and ?
What happens when the scale factor is between and ?
The image becomes smaller
Where can the centre of enlargement be located?
Where can the centre of enlargement be located?
Anywhere - inside, outside or on vertices
In the enlargement method, what do you multiply by the scale factor?
In the enlargement method, what do you multiply by the scale factor?
Both horizontal & vertical distances
What does mathematical similarity mean in enlargements?
What does mathematical similarity mean in enlargements?
Same angles & sides in same ratio