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Mathematics 10 Online
zarkam21:

B

zarkam21:

1 attachment
Vocaloid:

good

zarkam21:

C

zarkam21:

1 attachment
zarkam21:

i don't think gravity has anything to do with this situation

Vocaloid:

the opposite of feet pushing down on the board is the board pushing back up on the feet (B)

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