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PSYCHO15rus [73]
3 years ago
9

CAN SOMEONE PLEASE HELP ME???

Mathematics
2 answers:
ELEN [110]3 years ago
7 0

Answer:

C; 13

Step-by-step explanation:

pythagorean theorem. 12^2+5^2=c^2

144+25 = c^2

169 = c^2

13 = c

Eva8 [605]3 years ago
5 0

Answer:

13

Step-by-step explanation:

here we using Pythagoras theorem

AC {}^{2} =   AB {}^{2}  + BC  {}^{2} \\ AB {}^{2} =  AC {}^{2}  - BC {}^{2}

12 {}^{2}  - 5 {}^{2}  = 144 - 25 = 169 \\  \sqrt{169}  = 13

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