AREA
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1. A = 28cm^2
Solution:
- A = 1/2 BH
- A = 1/2 (8cm) (7cm)
- A = (8cm) (3.5cm)
- A = 28cm^2
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2. A = 121cm^2
Solution:
- A = s × s
- A = 11 × 11
- A = 121cm^2
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3. A = 450cm^2
Solution:
- A = 1/2 (B1, B2) (H)
- A = 1/2 (15cm, 10cm) (18cm)
- A = 1/2 (25cm) (18cm)
- A = 450cm^2
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4. A = 140cm^2
Solution:
- A = B × H
- A = 14 × 10
- A = 140cm^2
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5. A = 153.93cm²
Solution:
- A = πr²
- A = π (7cm)²
- A = π (7cm) (7cm)
- A = 49π
- A = 153.93cm²
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Hope it helps (⑅•ᴗ•⑅)
