I need help for this pls

hi! im chimken and i have your answers!
1. i don't know this one
2. horizontal lines (15 letters)
3. i don't know this one
4. vertical lines (13 letters)
5. diagonal lines (13 letters)
6. i don't know this one
7. implied lines (12 letters)
8. perpendicular lines (18 letters)
9. hatching (8 letters)
10. contour lines (12 letters?
i hope this helped a bit! have a good day! :)