wenwa71
wenwa71 wenwa71
  • 11-10-2021
  • Biology
contestada

which machines use principles of slopes A . wheelbarrow B.crowbarC.pulley D.claw hammer E.ladder F.stair case G.contour roads​

Respuesta :

30ethanjares
30ethanjares 30ethanjares
  • 11-10-2021

Answer:

Ladder, Staircase, Wheelbarrow,

Explanation:

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