A rectangular postage stamp has a width of 3 cm and a height of 12 cm. Find the perimeter of the stamp.

Use the following image to answer the question:

Find the perimeter of the rectangle.

Find the perimeter of a rectangle with a length of 12cm and a width that is a quarter of the length.

Find the perimeter of a rectangle with a length of 16cm and a width that is a quarter of the length.

Note: Figure NOT drawn to scale.

Refer to the above diagram. Give the ratio of the perimeter of the large rectangle to that of the smaller rectangle.

Give the perimeter of the above rectangle in centimeters, using the conversion factor centimeters per yard.

Find the perimeter of a rectangle with a width of 7in and a length that is two times the width.

Find the perimeter of a rectangle with a length of 7in and a width of 4in.

Find the perimeter of a rectangle with a width of 8cm and a length that is three times the width.

Note: Figure NOT drawn to scale.

Refer to the above diagram. Give the perimeter of the red polygon.