Visual explanation of (1+2+3+...+n)^2 = 1^3 + 2^3 + 3^3 +...+ n^3?

The N-th power of a (complex number) is located as shown, and all triangles are similarity. because the absolute values are multiplied and the arguments are added to yield the polar form of the product. the points are on a logarithmic spiral.?

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