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Tanzania [10]
3 years ago
6

Please help me with this homework

Mathematics
1 answer:
maksim [4K]3 years ago
6 0

Answer:

15

Pythagorean Theorem:

a^2 + b^2 = c^2

Step-by-step explanation:

1)\ x^2 = 9^2 + 12^2 = 81 + 144 = 225

2)\ x = \sqrt{225} = 15

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