F is inversely proportional to d2
When F=12, d=3
Work out F when d=6

Step-by-step explanation:

F > 1/d²

12 > 1/3²

12 ×(3/6)² >1/6²

3>1/6²

Force = 3N if d=6

Step-by-step explanation:

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step-by-step explanation:

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step-by-step explanation:

circumference divided by 3.141592654 then timesthe radius twice