Tell whether each triangle with the given sides is a right triangle.

60 m, 80 m, 100 m

18 in, 24 in, 30 in

12 in, 15 in, 18 in

25 ft, 60 ft, 65 ft

9, 12, 18

24, 32, 40

15, 36, 39

30, 72, 90