How to calculate wire size and length in making rings - selected wire size depends on the motifs of the ring. - small motifs using 0.6-0.7mm diameter wire ( 22-21 gauge - 4 round ) - big motifs using ...
Most wire or string is made with a circular cross section of some particular radius and diameter. The area of that cross section is the well known A = pi*R² which is colloquially pronounced as “pie ...
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