👉 Learn how to find the area and perimeter of triangles. A triangle is a shape of three sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape ...

Area is the amount of space taken up by a 2D shape. When you want to measure the space on a wall, floor or a piece of paper, you are measuring area. Area can be measured in square centimetres (cm²) ...