This activity is based on a set called Odd One Out. For each of those problems, students have to determine which of a set doesn't belong and justify the answer mathematically.
I decided to change up this activity and make it a group review. Instead of eliminating one of the items, I give the students a half sheet and have them write everything they know about the measurements on the page. The page below contains two activities.
The full paid product is available in my Teachers Pay Teachers store and my Teacher's Notebook store.