Which three lengths could be the lengths of the sides of a triangle?

15 cm, 5 cm, 20 cm
9 cm, 14 cm, 22 cm
20 cm, 6 cm, 8 cm
21 cm, 7 cm, 7 cm

Question

Which three lengths could be the lengths of the sides of a triangle?
 	
	15 cm, 5 cm, 20 cm
	9 cm, 14 cm, 22 cm
	20 cm, 6 cm, 8 cm
	21 cm, 7 cm, 7 cm

wolf1728 · Answer

To make a triangle, the longest side must be less than the sum of the other 2 sides.

Look at all 4 choices, find the longest side, then see if it is less than the sum of the other 2 sides.

shrikantss9 · Answer

Ans : 9 - 14 - 22

Sum of any 2 sides of triangle must be greater than the remaining side.