Draw and label a diagram of the wall. Use a letter to represent the unknown side length.
Question 2
2.
What is the unknown side length? Show your work, or explain how you know.
Question 3
3.
Katy and Jane build a square fence around the castle's pool. It has a perimeter of 36 feet. What is the area that the fence encloses? Use a letter to represent the unknown. Show your work.
8
Question 4
4.
The perimeter of the shape is labeled inside. Find the unknown side length for this shape.
8
Question 5
5.
The perimeter of the shape is labeled inside. Find the unknown side length for this shape.
10
Question 6
6.
Find the area and perimeter of each shape.
8
Question 7
7.
John says, "If two shapes have the same area, they must also have the same perimeter." Is John correct? Use your answer from part (a) above to explain why or why not.
8
Question 8
8.
Check the students' work. Did they find all the possible perimeters? How do you know?
10
Question 9
9.
Use the chart. Estimate to construct a line plot of how many students found each perimeter.
10
Question 10
10.
The square to the right has an area of 16 square centimeters.
a. What is the length of each side? Explain how you know.
10
Question 11
11.
Draw one copy of the square above to make a figure with a perimeter of 32 centimeters.
6
Question 12
12.
Write a number sentence to show that your figure has the correct perimeter of 32 centimeters.
