Answer:
64 feet
Step-by-step explanation:
1. perimeter would be 2x the length + 2x the width.
2. that would be 2(x+8) + 2(12)
3. simplified it would be 2x+16+24
4. combine like terms would be 2x+40
5. substitute 12 for x
6. 2(12)+40
7. 24+40
8. 64 feet
By what I can tell, that is telling you what the measurement of rain was per month. For example, August had 10. That means that in the month of August there was 10 inches of rain.
