- $${\text{R}} = \frac{{{{\text{u}}^2}\cos 2\alpha }}{{\text{g}}}$$
- $${\text{R}} = \frac{{{{\text{u}}^2}\sin2\alpha }}{{\text{g}}}$$
- $${\text{R}} = \frac{{{{\text{u}}^2}\cos \alpha }}{{\text{g}}}$$
- $${\text{R}} = \frac{{{{\text{u}}^2}\sin\alpha }}{{\text{g}}}$$
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