tolong di jawab yaa no 23 pakek jalan yaa secepatnyaa

90 + 4x + 6 + 7x - 4 = 180
92 + 11x = 180
11x = 88
x= 8

AOC= 4x + 6 + 90 = 4(8) + 6 + 90= 32+ 6 + 90= 128°

aod=90° dob=90°=4x+6+7x-4=90-6+4=11x=88=11x=x=8. doc=4×8=32+6=38+90=128°