which one of the following is not a simple machine 1 ladder 2 wheel Barrow 3 pulley 4 electric pole​

Question

which one of the following is not a simple machine
1 ladder
2 wheel Barrow
3 pulley
4 electric pole​

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Trung Dũng 3 years 2021-07-29T19:43:58+00:00 2 Answers 15 views 0

Answers ( )

  1. quangkhai
    0
    2021-07-29T19:45:22+00:00
    Reply

    4.) an electric pole is not a simple machine

  2. Tryphena
    0
    2021-07-29T19:45:49+00:00
    Reply

    Answer:

    4 electric pole is the answer.

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )