No because in order to construct a triangle the sum of its two smallest sides must be greater than its longest side
hypotenuse
3
No.
Yes, it does. Your triangle has an area of 12.285 square inches and a perimeter of 23 inches.
No they could not.
true
right triangle
Yes, they could.
3 and they will form a triangle
The dimensions given would not form a triangle and so no perimeter is possible
Yes.
It is 3 and it forms a triangle