Seudónimo Seudónimo
  • 13-05-2021
  • Mathematics
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ok heres the other one...

ok heres the other one class=

Respuesta :

KillowPeak
KillowPeak KillowPeak
  • 13-05-2021

Step-by-step explanation:

Think of every surface as a 2D shape.

you know that

Area of a triangle is: A = 0.5 b h

Area of a square is: A = L x W

You add each area thats exposed

for example: the front and back of the triangle would be (0.5 x 3cm x 8cm) x 2 [since there are two faces]

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