Respuesta :

anjilamaharjan778

Answer:

a°+110°=180°[ being linear pair]

a°=180-110

a°=70°

b°=a°=70°[ being base of equilateral triangle]

c+b+a=180[being interior angle of triangle]

c+70+70=180

c+140=180

c=180-140

c=40

b