# CCSS.4.MD.A.3

area, perimeter, formulas; calculate, solve, interpret.

System: US Common Core Math
Route: /math/standards/us-ccss/curratom-us-ccss-4-md-a-3
Skills: 2

## Skills and Examples

- [Area Rectangles Array](/math/skills/measure/area-rectangles-array) — Geometric Measurement
- [Perimeter Rectangles](/math/skills/measure/perimeter-rectangles) — Geometric Measurement