Plz!!! Help me will mark brainliest if correct

What is the difference between regular convex and concave polygons

The price of a lawn mower is x dollars. the store is having a 75% end of summer clearance sale. which expression can be used to find the clearance price of the mower? a) .25x b) .75x c) x - .25(75) d) x + .25(75)

At the bulk food store, stacy bought 7 lbs of nuts. she used 8 ounces of nuts in a recipe and then put the rest of the nuts into small bags to use for snacks. if each small bag contains 4 ounces of nuts, how many small bags of nuts did stacy make? a, 26 b,24 c,19 d,15. show work first one , to you first user, okie welp