please help it's due today, And please if you don't know the answers don't put any links or apps. And if you do know the answer plz help me. I'll mark as brainliest

What is the measure of the smallest angle in the diagram? 15 29 32 45

Randy and trey take turns cleaning offices on the weekends. it takes randy at most 4 hours to clean the offices. it takes trey at most 6 hours to clean the offices. what is the greatest amount of time it would take them to clean the offices together? 2.4 hours 2.5 hours

Each side length of the hexagons is 1, what’s the area of abc