Let’s solve each shape one by one. We’ll calculate perimeter and area for all 8 figures.
Remember:
- Perimeter = add up all the sides
- Area = length × width (for rectangles and squares)
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1. Red Rectangle: 7 cm by 4 cm
Perimeter = 7 + 4 + 7 + 4 = 22 cm
Area = 7 × 4 = 28 sq cm
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2. Green Square: 3 cm by 3 cm
Perimeter = 3 + 3 + 3 + 3 = 12 cm
Area = 3 × 3 = 9 sq cm
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3. Yellow Square: 5 mm by 5 mm
Perimeter = 5 + 5 + 5 + 5 = 20 mm
Area = 5 × 5 = 25 sq mm
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4. Blue Rectangle: 9 mm by 3 mm
Perimeter = 9 + 3 + 9 + 3 = 24 mm
Area = 9 × 3 = 27 sq mm
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5. Dark Green Rectangle: 8 ft by 2 ft
Perimeter = 8 + 2 + 8 + 2 = 20 ft
Area = 8 × 2 = 16 sq ft
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6. Pink Rectangle: 12 ft by 1 ft
Perimeter = 12 + 1 + 12 + 1 = 26 ft
Area = 12 × 1 = 12 sq ft
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7. Teal Square: 2 m by 2 m
Perimeter = 2 + 2 + 2 + 2 = 8 m
Area = 2 × 2 = 4 sq m
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8. Red Vertical Rectangle: 9 m by 2 m
Perimeter = 9 + 2 + 9 + 2 = 22 m
Area = 9 × 2 = 18 sq m
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Final Answer:
Red Rectangle (7 cm × 4 cm):
Perimeter = 22 cm, Area = 28 sq cm
Green Square (3 cm × 3 cm):
Perimeter = 12 cm, Area = 9 sq cm
Yellow Square (5 mm × 5 mm):
Perimeter = 20 mm, Area = 25 sq mm
Blue Rectangle (9 mm × 3 mm):
Perimeter = 24 mm, Area = 27 sq mm
Dark Green Rectangle (8 ft × 2 ft):
Perimeter = 20 ft, Area = 16 sq ft
Pink Rectangle (12 ft × 1 ft):
Perimeter = 26 ft, Area = 12 sq ft
Teal Square (2 m × 2 m):
Perimeter = 8 m, Area = 4 sq m
Red Vertical Rectangle (9 m × 2 m):
Perimeter = 22 m, Area = 18 sq m
Parent Tip: Review the logic above to help your child master the concept of 3rd grade area and perimeter worksheets.