Mathematics for IGCSE & O level - Mensuration (Section 10 - No. 33)
What is the primary difference between perimeter and area?
Perimeter is the space inside a shape, area is the distance around it.
They are both measures of the shape's size.
Perimeter is the distance around a shape, area is the space inside.
They both measure the distance around the outside of the shape.
Explanation
Perimeter measures the distance around the outside, and area measures the space inside a 2D shape.