A daycare center charges 3$ per hour for preschool aged children and 4$ per hour for infants and toddlers

Ineed me i stuck and i don’t want to get it wrong

Someone me what is the area of this figure? 18m 18m 8m 16m

In the diagram, be and ad pass throughthe center of circle o, and the area ofsector aoc is 47.45 square units. what isthe area of sector boc? use the value =3.14, and round your answer to two decimalplaces.22.33 square units25.12 square units