Understanding Perimeter and Area of a Square

The video tutorial explains how to find the perimeter of a square given its area. It starts by describing the properties of a square and introduces the formulas for area and perimeter. The tutorial then demonstrates how to solve for the side length using the square root of the area. Finally, it calculates the perimeter by multiplying the side length by four and verifies the solution, emphasizing the importance of showing work.

What is the main objective of question number 10 in the video?

• To find the area of a square

• To find the diagonal of a square

• To find the perimeter of a square

• To find the volume of a cube

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What is the formula for the area of a square?

• Area = 4 x side

• Area = side / side

• Area = side x side

• Area = side + side

Tags

CCSS.5.G.B.4

How many congruent sides does a square have?

• Four

• Two

• Three

• Five

Tags

CCSS.3.MD.D.8

What is the formula for the perimeter of a square?

• Perimeter = 4 x side

• Perimeter = side / side

• Perimeter = side + side

• Perimeter = side x side

What operation is used to find the side length from the area of a square?

• Division

• Subtraction

• Addition

• Square root

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What is the side length of a square with an area of 100 square feet?

• 15 feet

• 10 feet

• 20 feet

• 5 feet

Tags

CCSS.4.MD.A.3

How do you calculate the perimeter once you know the side length?

• Multiply the side length by 2

• Multiply the side length by 5

• Multiply the side length by 3

• Multiply the side length by 4

Tags

CCSS.4.MD.A.3

What is the perimeter of a square with a side length of 10 feet?

• 50 feet

• 20 feet

• 30 feet

• 40 feet

Tags

CCSS.2.MD.A.2

What unit is used for the perimeter in this problem?

• Centimeters

• Meters

• Inches

• Feet

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What should be written down on your sheet of paper according to the video?

• The area of the square

• The side length of the square

• The perimeter of the square

• The work and calculations

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3