Answer:
2
Step-by-step explanation:
Using the rule of radicals
×
⇔
, then

= 
=
× 
= 2
No because 4 square equals 2 square and since 3 isn't a perfect number, it would be 2 square times 3 square, which equals 6 square.
17 11 9 and 7
Remember that the third side must be greater than 5 and less than 19.
Hey there mate!
Please check the attached answer of picture for explanation.

You do what I’d 9-3 , 8-0 , then combined it and you will get the right answer