Trace several round objects onto the grid on Math Masters, page 436
Answer:
a vertical asymptote at x=-4
Step-by-step explanation:

The binomial denominator factor is not canceled by a numerator factor, so represents a vertical asymptote at x=-4. That is the only discontinuity
Answer:
7. quadrilateral, 8. square, 9. rectangle, 10. rhombus or parallelogram 11. square, 12. square, 13. rhombus or parallelogram, 14. parallelogram or rhombus
The answer is 4. I hope this has helped.