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Scrat [10]
3 years ago
12

A right triangle has legs with lengths 20 cm and 21 cm.

Mathematics
1 answer:
uranmaximum [27]3 years ago
3 0
C²=a²+b²
c²=20²+21²=400+441=841
c²=841
c=√841
c=29
Answer: 29 cm
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