Answer:
60
Step-by-step explanation:
Assuming that all 54 shelves hold the same number of books its just a matter of dividing them (or sharing them equally) on each shelf.
3240 / 54 = 60
Each shelf holds 60 books.
Answer:
yes it is parallel because the alternate interior angles are equal
Answer:
109r6
Step-by-step explanationi got it