Answer:
the answer should be they make a triangle because remember this rule that the two sides have to be greater than the third side to make a triangle so add 8.9+8.9 to see if its greater than 12.6 and if so the answer is 17.8 so this would look the answer.
17.8 greater than 12.6
so hopefully that is the correct answer and have a great day.
Explanation: