Can somebody plz help answer these questions correclty (only if u remmeber how to do these) thanks sm!

WILL MARK BRAINLIEST WHOEVER ANSWEERS FIRST :DDD

Can somebody plz help answer these questions correclty only if u remmeber how to do these thanks sm WILL MARK BRAINLIEST WHOEVER ANSWEERS FIRST DDD class=

Respuesta :

Answer:

a= 126 degrees

b= 54 degrees

r= 54 degrees

s= 126 degrees

Step-by-step explanation: