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pashok25 [27]
3 years ago
9

Help please ill give brainlist

Mathematics
1 answer:
Ivahew [28]3 years ago
5 0

Answer:

14.1509717

Step-by-step explanation:

c²-b² = a²

19.5²-6² = a²

a²-12²= x² = 200.25

square root 200.25

X = 14.1509717

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