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Students identify which square, from a selection of five, is the original square resized by a given scale factor.

Students enlarge shapes by whole number scale factors.

Students enlarge a shape on a grid and explore the relationship between scale factor and area.

From three different sized animal pictures and their enlargements, students are required to identify the scale factor and the length of an unknown side.

From two different street sign pictures and their enlargements, students are to identify the scale factor of each enlargement and either a missing length or the missing factor when enlarging the area.

Students calculate increases in length, area, and volume, and relate this to the scale factor for an enlargement.

Students identify invariant properties for enlargement.

Students complete statements which explore the relationship between scale factor enlargements and length, area, and volume of 2 and 3 dimensional shapes.