Respuesta :

Answer:

Step-by-step explanation:

∠1 = ∠2   {given}

AC = RD   {given}

∠CAT = ∠ RAD   {vertically opposite angles}

ΔCAT ≅ ΔRAD        {ASA - Angle Side Angle Congruent}

∠ 3 ≅ ∠ 4  {Corresponding part of congruent triangle}