Расчет: hSE5aS - 1
S =
3* saknis( 3)* R^2 |
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S =
$$S$$ = $$\frac{3\cdot \sqrt {3}\cdot R^{2}}{4}$$
| 3* saknis(3)* R^2 |
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S =
$$S$$ = $$\frac{3\cdot R^{2}\cdot \sqrt {3}}{4}$$
| 3* R^2* saknis(3) |
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S =
$$S$$ = $$\frac{3\cdot R^{2}\cdot 1.73205}{4}$$
| 3* R^2* 1.73205 |
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S =
$$S$$ = $$\frac{5.19615\cdot R^{2}}{4}$$
| 5.19615* R^2 |
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S = 1.29904* R^2$$S$$ = $$1.29904\cdot R^{2}$$