kat5669
kat5669 kat5669
  • 12-05-2019
  • Physics
contestada

please answer!! need help!!

please answer need help class=
Relax

Respuesta :

courtneywimpee courtneywimpee
  • 12-05-2019

Answer:

screw and pulley

Explanation:

because they didn't have any of the other tools in that time

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