Jack had 3 bags of toy cars with cars(c) in each bag. His friends gave him 6 more cars for his birthday. How many cars does Jack have now

Neveah and clint are baking muffins for the bake sale. they need to bake 30 muffins for their display case. clint has baked 4 so far, and neveah has baked 7. how many muffins (m) do they have left to bake? show your work!

Find the area of the regular hexagon if a side is 20 cm.

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.