Area of Trapezoids and Parallelograms

This video tutorial explains how to calculate the area of triangles, parallelograms, and trapezoids. It begins with an introduction to the formulas used for each shape. For triangles, the area is calculated using the formula: base times height divided by two. For parallelograms, the area is found by multiplying the base by the height. For trapezoids, the formula involves adding the lengths of the two bases, multiplying by the height, and dividing by two. The video provides examples for each shape, demonstrating the calculations step-by-step. The tutorial concludes with a call to action for viewers to subscribe and suggest topics for future videos.

What is the main topic of the video?

• Finding the perimeter of polygons

• Finding the volume of solids

• Finding the area of circles

• Finding the area of triangles, parallelograms, and trapezoids

What is the formula for finding the area of a triangle?

• Base times height

• Base times height divided by two

• Base plus height

• Base plus height divided by two

If a triangle has a base of 15 cm and a height of 18 cm, what is its area?

• 180 square centimeters

• 150 square centimeters

• 270 square centimeters

• 135 square centimeters

A triangle has a base of 7 meters and a height of 12 meters. What is its area?

• 84 square meters

• 42 square meters

• 36 square meters

• 56 square meters

What is the area of a triangle with a base of 12.5 cm and a height of 9.6 cm?

• 60 square centimeters

• 120 square centimeters

• 48 square centimeters

• 96 square centimeters

What is the formula for finding the area of a parallelogram?

• Base plus height divided by two

• Base plus height

• Base times height divided by two

• Base times height

A parallelogram has a base of 12 meters and a height of 5 meters. What is its area?

• 70 square meters

• 50 square meters

• 30 square meters

• 60 square meters

Calculate the area of a parallelogram with a base of 6.8 cm and a height of 4.75 cm.

• 34.0 square centimeters

• 32.3 square centimeters

• 31.5 square centimeters

• 33.2 square centimeters

What is the area of a parallelogram with a base of 4 meters and a height of 8.25 meters?

• 33 square meters

• 35 square meters

• 34 square meters

• 32 square meters

What is the formula for finding the area of a trapezoid?

• Base1 plus Base2 times height

• Base1 times Base2 divided by height

• Base1 times Base2 times height divided by two

• (Base1 + Base2) times height divided by two