3.MD.7.b: Demonstrate that a plane figure can be covered without gaps or overlaps by n (e.g., 6) unit squares is said to have an area of n (e.g., 6) square units.

Demonstrate that a plane figure can be covered without gaps or overlaps by n (e.g., 6) unit squares is said to have an area of n (e.g., 6) square units.

Khan Academy Resources
Find area by counting unit squaresCompare area with unit squaresArea and perimeter situationsUnderstand areaIntro to area and unit squares
Goblins

1-on-1 AI tutoring aligned to 3.MD.7.b. Instant help for students, real-time insights for teachers.

Used in classrooms by 100,000+ students at Baltimore County, Plano ISD, Deer Valley USD, KIPP, and districts nationwide.

Free for teachers, forever →