6. complementary is they add to 90 degrees, a right angle.
4x+50=90.
90-50=4x
40=4x
x=10
7. theyre suplementary, they add to 180 degress, a straight line.
42+6x=180
6x=180-42
6x=138
x=23
8-10, Do i state them all or just some. (Im going to name just 1 or 2)
8. angle AKB and BKG, angle CGD and CGJ
9.CGK and KGJ
10. DGE and KGJ