Six nights.
1. Saturday night
2. Sunday night
3. Monday night
4. Tuesday night
5. Wednesday night
6. Thursday night
Complementary angles are two angles that add up to 90°
Supplementary angles are two angles that add up to 180°
Vertical angles are two angles that are opposite of each other and are also congruent
16.45-10=6.54
6.45÷.15=43
he sold 43 newspapers that morning
I hope this helps :)