The sum of two sides of a triangle must be greater than the third side
1) 5+9>14
14>14 It is incorrect so you can’t have these lengths
2)7+7>15
14>15 X
3)1+2>4
3>4 X
4)3+6>8
9>8
6+8>3
14>3
8+3>6
11>6
So the fourth choice is correct
Three and six tenths
Hope I helped!
I hope this makes sense, if not please feel free to let me know and I'll explain it.
Answer:
opposite sides with equal length
hope it helps
Answer:
Because 5+5=10 and 7+7=14
