Select all of the terms that apply to the shape. Up and down arrows

convex
regular polygon
octagon
hexagon
concave
irregular polygon
heptagon
decagon
nonagon
pentagon

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

Handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony?

On friday, there were x students at the baseball game. on monday, there were half as many students at the game as there were on friday. on wednesday, there were 32 fewer students at the game as there were on friday. which expression could represent the total number of tickets sold for all 3 games?