Which apply’s to those four images. •polygon, convex hexagon
•polygon, convex quadrilateral
•not a polygon
•polygon, concave hexagon
•polygon, concave quadrilateral
•polygon, regular quadrilateral

Awrestling tournament begins with 128 competitors. in the first round, each competitor has 1 match against another wrestler. the winner of each match moves on to the next round until there is a winner. write a sequence in which the terms represent the number of players still in the tournament at the end of each round. describe the sequence? how many rounds are in the tournament?

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Aswimming pool measures 22ft by 12ft and is 4ft deep. if the pool is being filled at 2.5 cubic ft per minute, how long will it take to fill the pool?