Question

Tolong jawab soal dibawah ini ya
please, besok dikumpul pake cara

Answer 1

X+17+x+3 = 180
2x+20 = 180
2x = 180-20
2x = 160
x = 160/2
x = 80˚ -----> 2y-3 = x+17
2y-3 = 80+17
2y-3 = 97
2y = 97+3
2y = 100
y = 100/2
y = 50˚

jadi, x+2y = 80 + 2.50 = 80 + 100 = 180˚