Answer:
What?
Step-by-step explanation:
Possible answers could be
the factors of 840
IF the 840 is your area.
Factors of 840 which are your answers:
1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420.