It's angle A fam!!!!!!!!!!!!!!!!!!!!!!!!
Answer:
Step-by-step explanation:
Put the equation in the form ax+by+c=0:

Check the solutions:
:

So this is not a solution.
(
:

So this is a solution
The answer is the second one V = 80w because every number on the volume section divided by every number on the width section equals 80
Example 400 divided by 5 = 80<span />