Answer:
I can't see the picture???
<h3><u>
Answer:</u></h3>
<h3><u>
Step-by-step explanation:</u></h3>
- Perimeter: Side 1 + Side 2 + Side 3
- => x + 4 + 3x + 7 + x + 9 = 56
<h3><u>Conclusion:</u></h3>
Therefore, the value of x is 7.2.
Hoped this helped.

<h3>Picture</h3>
PDF|PDF
<h3>What he said</h3>
please answer due at 11:59 pm
A because (-5)^2 = 25 + 2(5) =35-1=34