Question

Essa aí é 35 mim ajudem

Answer 1

I) x+62=180
x=180-62
x=118 graus

II)6x+4+4x+6+90=180
10x+180-10-90
x=80/10
x=8 graus

III)10x+8+3x+3=180
13x=180-11
x=169/13
x=13 graus

IV) 4x+8x+6+90=180
12x=180-6-90
x=84/12
x= 7 graus