Answer:
<h2>x = 3</h2>
Step-by-step explanation:

They will have the same Perimeter, unless you shrink or grow the image then nothing with change
Answer:
right prism
Step-by-step explanation:
If the faces are rectangles, then this prism is called a "right prism"
The perimeter of each is the sum of the lengths of its sides.
Triangle Perimeter = 16 + 4x-3 +3x = 7x+13
Square Perimeter = 2x +2x +2x +2x = 8x
If these are equal, you have

The length of a side of the square is 26 units.