Lesson Topics Discussion Quiz: Class Homework |
Steps-4 |
Title: Perimeter of Rectangle |
Grade 6+ Lesson s1-l4 |
Explanation: Hello Students, time to practice and review the steps for the problem. |
Quiz: Discussion Step
| Id | Type | Name | Note |
|---|---|---|---|
1 |
Problem |
The perimeter of a rectangle is 54 inches, and the length of the rectangle is double its width. Find the length and width. |
|
2 |
Step |
According to the information given, the length of the rectangle is double its width, which can be expressed as: |
l = 2w |
3 |
Step |
The perimeter (P) of the rectangle is |
54 inches |
4 |
Formula |
Perimeter of rectangle P = 2(l + w). |
|
5 |
Step |
Now, we can substitute the expression for l from above into the perimeter formula: |
54 = 2(2w + w) |
6 |
Step |
After simplification |
54 = 6w |
7 |
Step |
To solve the equation, you need to divide 6 on both sides. |
\$54/6 = (6w)/6\$ |
8 |
Hint |
The width of the rectangle is 9 inches.we can find the length (l) using the relationship l= 2w: |
l = 2(9) = 18 |
9 |
Step |
Length (l) is |
18 inches |
10 |
Solution |
So, the rectangle’s Length and width are 18 inches and 9 inches. |
|
11 |
Sumup |
Please summarize steps |
|
Choices |
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12 |
Choice-A |
The given value mismatches the correct answer, revealing inaccuracies in the rectangle’s length and width and an incorrect choice |
Wrong Length = 20 inches, Width = 10 inches |
13 |
Choice-B |
The given value mismatches the correct answer, revealing inaccuracies in the rectangle’s length and width and an incorrect choice |
Wrong Length = 16 inches, Width = 9 inches |
14 |
Choice-C |
The provided value matches the answer, confirming it as the accurate length and width of the rectangle, making it the correct choice |
Correct Length = 18 inches, Width = 9 inches |
15 |
Choice-D |
The given value mismatches the correct answer, revealing inaccuracies in the rectangle’s length and width and an incorrect choice |
Wrong Length = 16 inches, Width = 8 inches |
16 |
Answer |
Option |
C |
17 |
Sumup |
Please summarize choices |
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