Finding Length of Unknown Sides: Area and Perimeter of Rectangles

This video tutorial teaches how to find the length of an unknown side of a rectangle by applying formulas for perimeter and area. It explains the concepts of perimeter as the distance around a figure and area as the number of square units needed to cover a surface. The tutorial provides step-by-step examples to calculate missing dimensions using these formulas, emphasizing the relationship between multiplication and division in solving for unknowns. By the end, viewers will understand how to apply these mathematical concepts to solve real-world problems involving rectangles.

What is the formula for calculating the perimeter of a rectangle?

If the length of a rectangle is 7 feet and the width is 5 feet, what is the area?

How do you find the missing width if the perimeter is 18 feet and one length is 6 feet?

Explain how to find the width of a rectangle when given the area and one side length.

What is the width of a rectangle if the area is 20 square units and the length is 5 units?

If the perimeter of a rectangle is 30 feet and the length is 8 feet, how do you calculate the width?

What is the area of a rectangle with a length of 8 feet and a width of 7 feet?