Year 10 Ratio And Proportion + Geometry: Similarity And Congurence Flashcards
1
Q
Ratio
A
Used to compare the sizes of 2 or more quantities
Can be expressed in the form 1:n using division
This is called a scale
2
Q
Find scale factor
A
How many times enlarged the similar shape is
Small value / large value
Multiply this to small length to get large length
Divide large length by this to get small length