Let's solve each problem step by step using the formulas for
Area and
Perimeter:
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🔷 Formulas:
-
Rectangle:
- Area = Length × Width
- Perimeter = 2 × (Length + Width)
-
Square:
- Area = Side × Side = Side²
- Perimeter = 4 × Side
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Now, let's go through each question:
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1. Rectangle: 8m × 5m
-
Area = 8 × 5 =
40 m²
-
Perimeter = 2 × (8 + 5) = 2 × 13 =
26 m
✔ Answer:
Area:
40 m²
Perimeter:
26 m
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2. Square: 6m
-
Area = 6 × 6 =
36 m²
-
Perimeter = 4 × 6 =
24 m
✔ Answer:
Area:
36 m²
Perimeter:
24 m
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3. Rectangle: 12m × 3m
-
Area = 12 × 3 =
36 m²
-
Perimeter = 2 × (12 + 3) = 2 × 15 =
30 m
✔ Answer:
Area:
36 m²
Perimeter:
30 m
---
4. Rectangle: 7m × 6m
-
Area = 7 × 6 =
42 m²
-
Perimeter = 2 × (7 + 6) = 2 × 13 =
26 m
✔ Answer:
Area:
42 m²
Perimeter:
26 m
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5. Rectangle: 6m × 9m
-
Area = 6 × 9 =
54 m²
-
Perimeter = 2 × (6 + 9) = 2 × 15 =
30 m
✔ Answer:
Area:
54 m²
Perimeter:
30 m
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6. Rectangle: 15m × 5m
-
Area = 15 × 5 =
75 m²
-
Perimeter = 2 × (15 + 5) = 2 × 20 =
40 m
✔ Answer:
Area:
75 m²
Perimeter:
40 m
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7. Rectangle: 8m × 7m
-
Area = 8 × 7 =
56 m²
-
Perimeter = 2 × (8 + 7) = 2 × 15 =
30 m
✔ Answer:
Area:
56 m²
Perimeter:
30 m
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8. Square: 9m
-
Area = 9 × 9 =
81 m²
-
Perimeter = 4 × 9 =
36 m
✔ Answer:
Area:
81 m²
Perimeter:
36 m
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✔ Final Answers Summary:
| No. | Shape | Dimensions | Area | Perimeter |
|-----|--------------|----------------|------------|-----------|
| 1 | Rectangle | 8m × 5m | 40 m² | 26 m |
| 2 | Square | 6m | 36 m² | 24 m |
| 3 | Rectangle | 12m × 3m | 36 m² | 30 m |
| 4 | Rectangle | 7m × 6m | 42 m² | 26 m |
| 5 | Rectangle | 6m × 9m | 54 m² | 30 m |
| 6 | Rectangle | 15m × 5m | 75 m² | 40 m |
| 7 | Rectangle | 8m × 7m | 56 m² | 30 m |
| 8 | Square | 9m | 81 m² | 36 m |
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Let me know if you'd like this formatted as a printable answer key! 😊
Parent Tip: Review the logic above to help your child master the concept of worksheet on area and perimeter.
