Write an equivalent expression by distributing the "-−" sign outside the parentheses: 10m-(3.3n+1.8)

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