Respuesta :

Answer:

142 cm

Step-by-step explanation:

7*5 + 7*5 + 3*5 + 3*5 + 7*3 + 7*3

=> 35 + 35 + 15 + 15 + 21 + 21

=> 70 + 30 + 42

=> 100 + 42

=> 142

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