Perimeter and area (AQA GCSE Maths): Flashcards

Total distance around the outside edge of a shape

Add up the lengths of all sides

Linear units (cm, m)

They are equal

Amount of space inside a shape

Square units ($cm^2$, $m^2$)

Count the squares inside the shape

$1 cm^2$

rac{1}{2} cm^2

Area uses square units, perimeter uses linear units