Question

what is the side opposite ∠a? ab ac bc ∠b

Explanation:

Step1: Recall triangle side - angle relationship

In a triangle, the side opposite an angle is the side that does not form the angle.

Step2: Identify side opposite ∠A

For ∠A in right - triangle ABC, the sides that form ∠A are AC and AB. The side that is not part of forming ∠A is BC.

Answer:

BC