Book, Paragraph

 1  II,  6|   Caecias and Aparctias, from K. (The line IK nearly coincides
 2 III,  5|    horizon, let its centre be K and let H be another point
 3 III,  5|      that fall in a cone from K have HK as their axis, and,
 4 III,  5|   have HK as their axis, and, K and M being joined, the
 5 III,  5| greater angle, the lines from K will fall on the circumference
 6 III,  5|    the lines drawn from H and K to a point on the semicircle
 7 III,  5|   since both the points H and K and the line KH are given,
 8 III,  5|       on which the lines from K fall. For the ratio of D
 9 III,  5|     IP:IK. Now, if the points K, H be joined with the point
10 III,  5| Therefore, from the points H, K there will have been drawn
11 III,  5|    which the lines from H and K make by their reflection.
12 III,  5|  reflected from the points H, K at the point M will have