Please help i will give brainleist and 25 points please dont play please

Complementary Angles are two angles that add up to 90 degrees. If ∠1=30 then ∠2=60 because 90-30=60.

Find the missing angle that makes them complementary. ∠3=50 so ∠4=

∠5=25 so ∠6=

∠7=80 so ∠8=