Similarity and Scale Factors (HSC SSCE Mathematics Standard): Flashcards

Same shape, different sizes, proportional dimensions

All equal/have exactly the same measurement

Proportional/maintain the same ratio

Number to multiply original dimensions by to get new dimensions

Shape has been enlarged

Shape has been reduced

Shapes are identical

$(\text{linear scale factor})^2$ or $k^2$

Divide corresponding side measurements

Multiply corresponding known side by scale factor