Examples with solutions for Area of a Trapezoid: Suggesting options for terms when the formula result is known

Exercise #1

The trapezoid ABCD has an area equal to 20 cm².

The sum of its bases is 10 cm.

What is the height of the trapezoid?

S=20S=20S=20AAABBBCCCDDD

Video Solution

Answer

4 cm

Exercise #2

The trapezoid ABCD has an area of 30 cm².

Side AB is half as long as side DC.

The trapezoid is 5 cm high.

How long are the trapezoid's bases?

S=30S=30S=30555AAABBBCCCDDD

Video Solution

Answer

4 cm and 8 cm

Exercise #3

The trapezoid ABCD has an area equal to 20 cm².

The sum of its bases is 10 cm.

What is the height of the trapezoid?

AAABBBCCCDDD

Video Solution

Answer

4 cm

Exercise #4

Given the trapezoid ABCD whose area is equal to 30 cm².

Side AB is equal to half of side DC

The height of the trapezoid is equal to 5cm

How much are the trapeze bases worth?

555AAABBBCCCDDD

Video Solution

Answer

DC = 8 , AB=4