Where are the graphs??? How’re we supposed to send you the answers?
2) 
is a rhombus (a parallelogram with perpendicular diagonals is a rhombus)
3) 
bisects 
(diagonals of a rhombus bisect the angles from which they are drawn)
Answer:
12 cooking books
Step-by-step explanation:
It makes the multiplication simpler than if you multiplied the two two digit numbers together. For example, in stead of 17×13 we can change it to be 17×10 + 17×3
I hope this helped.
