1. The section lines are generally drawn to horizontal lines at ___.

2. When auxiliary plane is perpendicular to principle of projection, view obtained is called ___ auxiliary view.

3. In first angle projection, object is imagined to be placed ___ horizontal plane and in front of vertical plane.

4. The three forms of axonometric projection are diametric, trimetric, and ___ projection.

5. In practice, one of best aids to visualization is use of ___.

6. The line joining projections of a point intersects line xy at an angle of ___.

7. In sectioned view, all hidden details are ___.

8. A solid rests on an edge of its base on V.P., it must be kept ___ to H.P.

9. Small circles are sketched very easily in ___.

10. The isometric view is in ratio of true length ___.