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BILLIARDS. 295 |
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to hit it on a straight line. You must then endeavour to do so by reflection. For that purpose conceive upon the side c d the perpendicular M o prolonged to m, so that o M may be equal to M m. Aim at the point m, and you will strike M, by reflection from c d.
Figure 2, continued. |
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To strike the ball M, after two reflections.— From point M, conceive upon the side B c, the perpendicular M o extended to o M, so that M o may be equal to o M. From the point M, |
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