Calculating Areas of Trapezoids and Parallelograms

The video tutorial explains how to calculate the area of a parallelogram and a trapezoid. It begins by introducing the formulas for each shape: the area of a parallelogram is base times height, while the area of a trapezoid is one-half times the sum of the two bases times the height. The tutorial then demonstrates the calculation of the area for a parallelogram with a base of 26 and a height of 16, resulting in an area of 416. Next, it calculates the area of a trapezoid with bases of 26 and 40 and a height of 16, resulting in an area of 528. Finally, the tutorial adds the two areas to find the total area, which is 944.

What is the formula for the area of a parallelogram?

• Base times height divided by two

• Base times height

• Base one plus base two times height

• One-half times base times height

How do you calculate the area of a trapezoid?

• Base times height

• One-half times the sum of the bases times height

• Base one plus base two times height

• Base times height divided by two

If a parallelogram has a base of 26 and a height of 16, what is its area?

• 832

• 208

• 416

• 256

What operation is performed to find the height of the parallelogram in the example?

• Subtraction

• Division

• Addition

• Multiplication

What is the base of the parallelogram in the example?

• 32

• 26

• 16

• 40

What is the height of the parallelogram in the example?

• 32

• 40

• 26

• 16

What is the area of a trapezoid with bases 26 and 40, and height 16?

• 208

• 832

• 528

• 416

Which of the following is NOT needed to calculate the area of a trapezoid?

• Base one

• Base two

• Height

• Diagonal

What is the height of the trapezoid in the example?

• 26

• 40

• 16

• 32

What is the result of 26 plus 40 in the trapezoid area calculation?

• 66

• 46

• 76

• 56