Respuesta :

mathstudent55

Answer:

C. 5 cm

Step-by-step explanation:

Use the Pythagorean theorem.

a^2 + b^2 = c^2

3^2 + 4^2 = c^2

9 + 16 = c^2

25 = c^2

5 = c

AC = 5

idkwhy14

ANSWER:

5 centimeters

EXPLANATION:

AC^2 = AB^2 + BC^2

AC^2 = 3^2 + 4^2

AC^2 = 9 + 16

AC^2 = 25

AC = √25

AC = 5