👤

Answer :

Answer:

AC = 9

Step-by-step explanation:

Set the negative value into absolute as length cannot be negative.

⇒ AC = AB + BC

⇒ AC = |-5| + 4

Formula: |-a| = a

⇒ AC = 5 + 4

⇒ AC = 9

Answer: I think the length is 9 units

Step-by-step explanation: