johnwick120 johnwick120
  • 02-04-2020
  • Mathematics
contestada

I need help with this please!

I need help with this please class=

Respuesta :

DeanR
DeanR DeanR
  • 02-04-2020

It's a 1x2x3 box, aka parallelepiped.  So we have 2 1x2 faces, 2 2x3 faces and 2 1x3 faces.  We add them up:

A = 2(1 × 2 + 2 × 3 + 1 × 3) = 2(2+6+3) = 22

Answer: d. 22

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