3 |
A.② | B.①② | C.①③ | D.②③ |
3 |
A.a=6,b=8,c=10 | B.a=7,b=24,c=25 |
C.a=1.5,b=2,c=3 | D.a=3,b=4,c=5 |
A.a=9,b=41,c=40 | B.a=b=5,c=5
| ||
C.a:b:c=3:4:5 | D.a=11,b=12,c=15 |
A.4组 | B.3组 | C.2组 | D.1组 |
A.a=8,b=15,c=17 | B.a=9,b=12,c=15 | ||||||
C.a=
| D.a:b:c=2:3:4 |
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