Trapezoid Area and Perimeter Concepts

This video tutorial explains how to calculate the perimeter and area of a trapezoid. It begins by defining the perimeter as the sum of the lengths of all sides and demonstrates the calculation process. The tutorial then moves on to calculating the area using the formula for the area of a trapezoid, which involves the sum of the bases and the height. The video includes step-by-step instructions for performing these calculations, including handling decimal numbers. Finally, the tutorial verifies the results using a calculator to ensure accuracy.

What is the perimeter of a shape?

• The distance around the outside of the shape

• The area inside the shape

• The volume of the shape

• The diagonal length of the shape

Tags

CCSS.3.MD.D.8

Which of the following is the correct sum of the trapezoid's sides to find its perimeter?

• 11.3 + 10.5 + 16.8

• 11.3 + 10.5 + 11.3 + 16.8

• 10.5 + 11.3 + 16.8

• 11.3 + 11.3 + 16.8

Tags

CCSS.3.MD.D.8

What is the perimeter of the trapezoid in feet?

• 47.9 feet

• 50.9 feet

• 49.9 feet

• 48.9 feet

Tags

CCSS.6.G.A.1

What formula is used to calculate the area of a trapezoid?

• 1/2 times the sum of the two bases times the height

• Base times height

• Length times width

• 1/3 times the sum of the two bases times the height

What are the lengths of the two bases of the trapezoid?

• 10.5 feet and 11.3 feet

• 11.3 feet and 10.5 feet

• 16.8 feet and 11.3 feet

• 16.8 feet and 10.5 feet

What is the height of the trapezoid?

• 8.3 feet

• 5.3 feet

• 6.3 feet

• 7.3 feet

How is 1/2 represented as a decimal?

• 0.5

• 0.2

• 0.75

• 0.25

What is the sum of the two bases of the trapezoid?

• 27.3 feet

• 26.3 feet

• 28.3 feet

• 25.3 feet

Tags

CCSS.6.G.A.1

What is the area of the trapezoid in square feet?

• 84.995 square feet

• 85.995 square feet

• 86.995 square feet

• 83.995 square feet

Tags

CCSS.6.G.A.1

What is the final step in verifying the area calculation?

• Re-measuring the trapezoid

• Drawing the trapezoid

• Recalculating the perimeter

• Using a calculator to check the result

Tags

CCSS.6.G.A.1