yes, it is very possible
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No, it is impossible.
The sides with lengths of 3 and 4 can't open far enough
to connect to the ends of the side with length 8.
No
Yes
yes
The last side length could be between 4 units and 10 units inclusive.
Because all side lengths are different, it must be a scalene triangle.
No, it is not.
No
No.
yes
Yes
True and it will be an equilateral triangle
Yes
true
That depends on what the side lengths are. Until the side lengths are known, the triangle can only be classified as a triangle.
true
If its a right angle triangle then its side lengths could be 3, 4 and 5
The last side length could be between 4 units and 10 units inclusive.