Respuesta :
Answer:
55
Step-by-step explanation:
35+90=125
180-125=55
The interior angles of a triangle should always add up to 180 degrees
Answer:
B=55 degrees
Step-by-step explanation:
if the shape is a triangle then the sum of the angles of the triangle is 180
angles :A+B+C=180
35+B+90=180
B=180-125
B=55 degrees