Respuesta :

Answer:

#1

  • 12*7 - 3*8 = 60 ft²

#2

  • 12*8 - 4*4 = 80 cm²

#3

  • 4*4*5 + 4*4 = 96 m²

#4

  • 15² - 9² = 144 cm²

#5

  • 1/2*6*7 - 2*4 = 13 m²

#6

  • 3.14*7² - 3*11 = 120.86 in²
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