Question

fInd the area of the shaded region where OQ = 5cm and OA = 4cm ​

Answer 1

Answer:

area of setor oqp =30/360x22/7x25

area of sector oab=30/360*22/7x16

area of shaded region= area of sector opq-area of sector oab

                                   30/360x22/7(9)

                                   1/12x9x22/7

                                   3/4x22/7

                                   66/28

                                   2.35 cm^2