Respuesta :

13mary13

Answer:

5 I guess

sorry if it's not right

MuridCikgu

The length of side AB in ΔABC is 5 (B)

Step-by-step explanation:

Use Phytagoras Theorem :

AB² = BC² - AC²

AB² = 13² - 12²

AB² = 169 - 144

AB² = 25

AB = √25

AB = 5

So, the length of side AB in ΔABC is 5 (B)

Hope it helpful and useful :)

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