2 and 1/4 divided by 1/8

18

Step-by-step explanation:

2 1/4/ 1/8

9/4 x 8

9 x 2

18

To be the sides of the triangle the sum of any two sides should be always more than a 3d side.1) 6+8 and 1514< 15, so it is no triangle possible.3) 2+3 and 65< 6, so it is no triangle possible.4) 10+10 and 2020=20, so it is no triangle possible.2) 9+13> 17, 22> 17 true13+17> 9, 30> 9 true  17+9> 13, 26> 13 trueso, with sides  9, 13, and 17,  triangle is possible.