Unit 2 - Lesson 10 - Grade 3: Illustrative Mathematics

5 x 2

6 x 2

5 x 6

6 x 6

What should Noah buy? Explain your reasoning.

Elena is planning how to use her rectangular space in the community garden. She needs a space that isat least 20 square feet to fit her plants. She has enough soil for a garden that is 30 square feet. The space she has available has to be 3 feet on one side.What are the possible sizes for her garden?

As you look at the posters with your group:Describe how another group solved the problem in a different way than your group did.

As you look at the posters with your group:Write three things you saw that helped you understand how other students solved the problem.

Kiran bought two pieces of fabric. The black fabric is 9 yards by 2 yards. The purple fabric is 4 yards by 5 yards. Which piece of fabric has the larger area? Explain or show your reasoning.