Finding Dimensions and Areas of Rectangles

The video tutorial covers lesson 13.4 on finding unknown measures of rectangles using area and perimeter. It begins with an essential question and proceeds to solve problems involving unknown perimeter and area measures. The teacher provides step-by-step instructions and examples, including word problems, to help students understand the concepts. Homework instructions are given at the end to reinforce learning.

What is the essential question of the lesson?

• How to find the area of a circle?

• How to find the unknown measure of a rectangle given its area or perimeter?

• How to determine the circumference of a circle?

• How to calculate the volume of a cube?

If the perimeter of a rectangle is 54 ft and one side is 20 ft, what is the length of the other side?

• 7 ft

• 10 ft

• 14 ft

• 20 ft

In a rectangle with a perimeter of 42 M and one side of 9 M, what is the length of the other side?

• 18 M

• 21 M

• 15 M

• 12 M

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

• Base x Height

• Length + Width

• 2 x (Length + Width)

• Length x Width x Height

If the area of a rectangle is 28 square cm and the base is 4 cm, what is the height?

• 7 cm

• 5 cm

• 8 cm

• 6 cm

How can students show they watched the video?

• By answering a quiz

• By drawing a circle around number four and making it a flower

• By writing a summary of the video

• By solving a math problem

If the perimeter of a vegetable garden is 72 yards and the width is 9 yards, what is the length?

• 27 yards

• 36 yards

• 18 yards

• 45 yards

For a mural with an area of 84 square ft and a height of 7 ft, what is the length?

• 13 ft

• 12 ft

• 11 ft

• 10 ft

What should students do after completing their homework?

• Submit it online

• Assess themselves as novice, apprentice, practitioner, or expert

• Ask a friend to check it

• Ignore it