Question

State if the three numbers can be the measures of the sides of a triangle: 10,20,10 7,7,8 7,11,6 9,2,8

Answer 1

10,10 and 20 cannot as 10+10=20 so there would be a triangle with no area.

The others can all be the sides of a triangle as 7+7>8, 7+6>11 and 2+8>9.