Angle B = 90 degrees, side BC = 20, angle Y = 90 degrees, and side YZ = 20. What additional information would you need to prove that ΔABC ≅ ΔXYZ by HL?

Angle A is congruent to angle X.

Angle B is congruent to angle Y.

Side AB is congruent to side XY.

Side AC is congruent to side XZ