Surface area is the sum of the areas of all the surfaces of a 3D figure
What is an area?
An area is the amount of space occupied by a two dimensional (has length and width) shape or object.
A three dimensional shape is a shape with length, width and height. Surface area is the sum of the areas of all the surfaces of a 3D figure
Find out more on area at: https://brainly.com/question/25292087
