Ifound the figure of this problem.
given:
central angle = 80°
radius = 9
area of a circle = π r² = 3.14 * 9² = 254.34 sq. units
shaded area: 80° x 2 = 160°
254.34 * 160/360 = 113.04 square units.
the sum of the areas of the two shaded sectors is 113.04 square units.