Question

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Answer 1

Answer:

(AB)^2+(BC)^2= (AC)^2

(9)^2 + (12)^2 = (AC)^2

81+144 = (AC)^2

225 = (AC)^2

AC= sqrt(225)

AC = 15

Step-by-step explanation:

15 is the answer

Answer 2

hope this helps u bro.....