Answer:
I think C
Step-by-step explanation:
equilateral, all sides the same
Plus it can't be B bc it doesn't add up to 180 soooo
Answer:C 5a^2 +70a +240
1 wall is 0.75 gallons. 3 walls is 2.25 gallons.
if 1 gallon covers 1 1/3 wall, divide 1/1.3333 = 0.75
multiply 0.75(1 wall) by 3.... 0.75×3=2.25
