Respuesta :

Answer:

 143°

Step-by-step explanation:

R is the second letter of the name QRSTU, so its corresponding angle in the congruent figure is the second letter of DEFGH. That letter is E, so ...

  ∠R ≅ ∠E = 143°

Answer:143

Step-by-step explanation: TOOK THE TEST ON K12 AND GOT IT RIGHT