1

Problem

What is the perimeter of a rectangle with a length of 4 feet and a width of 2 feet?

2

Formula

Perimeter of a rectangle is p = 2(l + w).

3

Step

The length that was provided in the question is…​

4 feet

4

Step

The width mentioned in the question is…​

2 feet

5

Step

Substitute the values by using formula

p = 2 (4 + 2)

6

Step

After simplication, we get

p = 2 (6)

=12

7

Solution

Then the perimeter of a rectangle is 12 feet.

8

Sumup

Please summarize steps

Choices

9

Choice-A

It does not satisfy the formula for the perimeter of a rectangle in this case

Wrong 10 ft

10

Choice-B

It satisfies the formula for the perimeter of a rectangle in this case

Correct 12 ft

11

Choice-C

It does not satisfy the formula for the perimeter of a rectangle in this case

Wrong 15 ft

12

Choice-D

It does not satisfy the formula for the perimeter of a rectangle in this case

Wrong 20 ft

13

Answer

Option

B

13

Sumup

Please summarize choices