<h2>
Hello!</h2>
The answers are:
a) 
b) 
<h2>Why?</h2>
First, we need to know that for this case:

So,


We must add
to the expression in order to form a perfect square trinomial,

Writing the trinomial as a binomial square:

Have a nice day!
Answer:
9
Step-by-step explanation:
so sorry if im too late...
I'm not 100% sure what this all means because I'm in a different school but, I believe they have a side length of 4600.
P.S. If it doesn't work, I am so sorry
Step-by-step explanation:
<h3>4²=16</h3>
5²=25
25-16=9
9 is an odd number.
plz mark brainliest
1 11/12 1.916 repeted 23/12 these are all awsers for it