the diameter of sohere d is directly propotional to cube root of mass w if the mass is 27 kg the diameter is 21 cm find the radius if the mass is 512 kg
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1. josgarithmetic(34700) (Show Source): You can put this solution on YOUR website!
2. d, diameter in cm
3. w, mass in kg
4. k, variation constant
5. Diameter is two multiplied by Radius.
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7. d=k*root(3,w)
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11. Given that the mass is 27kg when the diameter is 21cm, find the radius when the mass is 512kg.
12. ----
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14. Substitute and solve. You need the first part to find k first, before finding HALF the diameter
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