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ch4aika [34]
3 years ago
11

9

Mathematics
2 answers:
rjkz [21]3 years ago
3 0
15, Yes: a^2 +b^2 = c^2
9^2+12^2= 225
The square root of 225 is 15, therefore x=15.
Answer to question is yes.
zzz [600]3 years ago
3 0
The answer is yea for your question
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