The vertex form:

The axis of symetry is x = h.

We have

Substitute:

<h3>Answer: x = 3</h3>
To find perimeter you multiply.
164.042*82.021=13454.888888882 (8 repeating)
Answer:
the answer is 
Step-by-step explanation:
if you want an explanation lemmie know but I rly dont feel like putting one bc its a lot to do but that is the correct answer lol
and try using Symbolab, I use it all the time it gives the correct answer and it gives good explanations
Answer:
2
Step-by-step explanation:
6.9-2.1=4.8
4.8-2.8=2