Calculating Area and Perimeter

Calculating Area and Perimeter

9th Grade · Math · 45 min

Lesson Preview

Learning Objective

I can calculate the area and perimeter of various geometric shapes.

  • 1

    The area of a square or rectangle can be found by multiplying the length by the width, or A = L x W.

  • 2

    Area is a two-dimensional quantity that is measured in square units.

  • 3

    The area of any triangle can be calculated using the formula: Area = ½ x base x height.