At this level, you aren't just drawing lines; you are communicating engineering data.
When a drawing looks too cluttered with dashed lines, you use a "section" to show the inside. Remember: parts that the "saw" touches must be hatched with thin lines at a 45° angle. cherchenie stranica risunok gdz 9 klass
Use the GDZ to understand what the object actually looks like. At this level, you aren't just drawing lines;