
On the other hand, as the lines mentioned approach the handle they diverge because they tend to get farther and farther apart.
Aids to Memory. The trapezium, trapezoid, rhomboid and rhombus are terms difficult to remember. Therefore, these little wiggles are added. Let the pupil memorize the trapezium by drawing it with the addition of the boy and the kite. And so on with the other forms. By combining the forms with other objects than here suggested, interest will be aroused and the memorizing will be helped.





Lines Used in Drawing. Fig. 6 shows the lines used in drawing. Their forms and definitions should be thoroughly memorized. In Fig. 7 their application is shown singly, by combination and by repetition.
Parts of this exercise may prove too difficult for many beginners. In such cases, the exercises may be omitted for the time being, to be taken up later in the studies. The lines are made heavy in the examples merely to indicate their position. The letters A, B, C, etc., are repeated in the upper and lower diagrams as an additional aid in this respect.


Form Study
The sphere, the cube, the cylinder, the square prism, the hemisphere and the right-angled triangulared prism. These may be considered in the following order:
1. The surfaces and faces.