Groups of side lengths are given. Group 1: 12 m, 13 m, and 25m Group 2: 14 m, 15 m, and 28m Group


Groups of side lengths are given.
Group 1: 12 m, 13 m, and 25m
Group 2: 14 m, 15 m, and 28m
Group 3: 16 m, 17 m, and 31m
Which group(s) can form a triangle?
only group 1
only group 2
both groups 1and 2
both groups2and 3


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