Question

Find x
in the following figure ​

Answer 1

Answer:

AC^2=AB^2+BC^2

12^2-3^2=AB^2

144-9=AB^2

√135=AB

Answer 2

Answer: 11.62 cm

Step-by-step explanation:

12^2 - 3^2 = x^2

x=√135

x=1.62 cm