Respuesta :

Answer:

As follows,

Step-by-step explanation:

The sum of the angles of any triangle is 180.

∠U=69

∠D=42

∠E=35

∠F=35

∠G=55

∠H=45

∠I=45

∠J=15

∠M=120

∠K=15

∠L=75

∠Q=55

∠R=55

∠S=42

∠T=42

∠P=21

∠O=69

∠N=21

∠A=60

∠B=60

∠C=60