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8 cm² × ___m²___= 0.008 m²
1000 cm²
400 cm² × ____m²____= 0.4 m²
1000 cm²
cancelas cm² con cm² y quedan m²
___F1___= ____F2____
A1 A2
quedaría así:
____400N___= ____F2____
0.4 m² 0.008m²
despejando queda asi:
F2= ___400N × 0.008m²____
0.4m²
F2= 8N