Respuesta :

A is the answer

all equalateral triangles' angles = 60

70 - 10 = 60     Y
55 + 5 = 60     X

Answer:

y = 70 degrees

x = 55 degrees

Step-by-step explanation:

y-10 = 60

x+5 = 60

y = 70

x = 55

A angles equal 60 degrees if equalateral!

ACCESS MORE