
Draw and label model of the wall. Use a letter to represent the unknown side length.
What is the unknown side length? Show your work, or explain how you know.

What is the unknown side length for this shape?
What is the unknown side length for this shape?

Find the area and the perimeter of shape 1.
Find the area and the perimeter of shape 2.
Is it possible for 2 shapes that have the same area to have different perimeters? Explain why or why not.
What is the length of each side? Explain how you know.
Draw one copy of the square above to make a figure with a perimeter of 72 centimeters.
Write a number sentence to show that your figure has the correct perimeter of 72 centimeters.