Which one is gonna make the right triangle

7,10,2
7
c
m
,
10
c
m
,
2
c
m


3,8,10
3
c
m
,
8
c
m
,
10
c
m


4,10,5
4
c
m
,
10
c
m
,
5
c
m


5,2,8
5
c
m
,
2
c
m
,
8
c
m

1212,