Step-3

Title: Area of a Rectangle

Grade: 4-a Lesson: S1-L6

Explanation: Hello Students, time to practice and review the steps for the problem.

Lesson Steps

Step Type Explanation Answer

1

Problem

Krishna draws a rectangle with a side length of 8 inches and an area of 40 square inches. What is the other side length ?

2

Formula

Area of rectangle

40 sq.inches

3

Step

Length of a rectangle is

8 inches

4

Step

Now we want to find the other side length.

5

Step

To find the other side length

L = Area ÷ Length of one side

6

Step

After Simplification

40 ÷ 8

7

Step

After Simplification

5

8

Step

Then the other side of the length is 5 inches.

9

SumUp

Can you summarize what you’ve understood in the above steps?

10

Choice.A

This is not correct because the other side length is 5 inches, not 6 inches

6 in

11

Choice.B

This is correct based on our calculation

5 in

12

Choice.C

This is not correct; the other side length is 5 inches

3 in

13

Choice.D

This is not correct; the other side length is 5 inches

2 in

14

Answer

Option

B

15

SumUp

Can you summarize what you’ve understood in the above steps?


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