Similar Shapes (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 is the key characteristic of similar shapes?
What is the key characteristic of similar shapes?
Same angles & proportional sides
Which condition proves triangles are similar?
Which condition proves triangles are similar?
All angles match
A triangle has sides 3, 4, 5. Which triangle is similar to it?
A triangle has sides 3, 4, 5. Which triangle is similar to it?
Sides 6, 8, 10
Which condition proves similarity?
Which condition proves similarity?
2 sides proportional & included angle same
How do you find the scale factor between two similar shapes?
How do you find the scale factor between two similar shapes?
Larger length ÷ smaller length
Two similar triangles have bases 4 cm and 8 cm. What is the scale factor?
Two similar triangles have bases 4 cm and 8 cm. What is the scale factor?
2
If scale factor is 3 and a side is 5 cm, what is the corresponding side in the larger shape?
If scale factor is 3 and a side is 5 cm, what is the corresponding side in the larger shape?
15 cm
What is the difference between similar and congruent shapes?
What is the difference between similar and congruent shapes?
Congruent are identical; similar can differ in size
Which angle relationships help prove triangle similarity?
Which angle relationships help prove triangle similarity?
Vertically opposite & alternate angles
What is a classic real-world use of similar triangles?
What is a classic real-world use of similar triangles?
Measuring heights using shadows/sightlines