Understanding how to calculate the perimeter and area of various two-dimensional shapes, including rectangles, triangles, circles, and irregular polygons.
Perimeter and Area 1. Perimeter: The perimeter of a shape is the total length of its boundary. It is calculated by adding up the lengths of all the sides of the shape. Perimeter is measured in linear units such as centimeters, meters, or feet. For common shapes like squares and rectangles, the perimeter is calculated by adding all sides together. 2. Area: The area of a shape is the amount of sp...…
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