Respuesta :

Answer:

90cm²

Step-by-step explanation:

4 × 7 = 28 ÷ 2 = 14

4 × 7 = 28 ÷ 2 = 14

9 × 7 = 63 ÷ 2 = 31.5

9 × 7 = 63 ÷ 2 = 31.5

14 + 14 + 31.5 + 31.5 = 90

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