You are planning to use a ceramic tile design in your new bathroom. the tiles are blue-and-white equilateral triangles. you decide to arrange the blue tiles in a hexagonal shape as shown. if the side of each tile measures 4 centimeters, what will be the exact area of each hexagon shape?

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?