Scale Factor and Perimeter and Circumference

The distance around the edge of a polygon is the ____

• Perimeter

• Radius

• Area

• Circumference

____ is the ratio of corresponding sides in similar figures.

• Scale Factor

• Composite Figure

• Similar Figures

• Pi

The perimeter around a circle is the ____

• Perimeter

• Radius

• Diameter

• Circumference

What is the perimeter of the figure shown?

• 25.4 cm

• 42 cm

• 21 cm

• 34.9 cm

George drew a rectangle EFGH. He enlarged the rectangle by a scale factor of 2 and labeled it JKLM. What is the perimeter of rectangle JKLM?​ (a)  

• 64 cm

• 32 cm

• 48 cm

• 120 cm

In the figure above, a dilation from A to A' has occurred. What is the scale factor?

Mathematical Equivalence

ON

A ​ ___ is a distance around a two - dimensional shape.

Find the perimeter of this figure

• 15.7in

• 55.7in

• 30.7in

• 40.7in

Find the Perimeter

• 74 in

• 69 in

• 82 in

• 67 in

The flag of Ohio is the only state flag that is not in the shape of a rectangle. What is the perimeter of this Ohio flag?

• 16 ft

• 14.5 ft

• 15 ft

• 12 ft