Respuesta :

maurynkennedy13
If I remember correctly, since it says the two sides are the same that also means to two unknown angles are the same.
180-40=140 140/2=70 

70=2x
x=35

70=y-12
y=82


wolf1728
That is an isosceles triangle so the base angles are equal.
The base angles = (180 -40) / 2
EACH base angle = 70 degrees