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mezya [45]
3 years ago
10

Please explain how to begin to solve this​

Mathematics
1 answer:
Sergio039 [100]3 years ago
7 0

Answer:

6.00

Step-by-step explanation:

Use Pythagorean theorem:

c² = a² + b²

9.22² = a² + 7²

85.0 = a² + 49

a² = 36.0

a = 6.00

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