Question

Which of the following combinations of side lengths will form a triangle?

A. XY = 15 mm , YZ = 6 mm , XZ = 25 mm
B. XY = 19 mm , YZ = 10 mm , XZ = 33 mm
C. XY = 15 mm , YZ = 10 mm , XZ = 21 mm
D. XY = 11 mm , YZ = 10 mm , XZ = 25 mm

Answer 1

a triangle can only be formed if the two smaller sides add up to larger than the big side