Question

23. Find the area of un shaded region in the given circle of radius 7cm and sector angle is 30' as in the
figure.
7 cm​

Answer 1

Answer:

12.83 cm²

141.17 cm²

Step-by-step explanation:

Figure is not given so we do not know which area is shaded

Area of Circle = π R ²  = (22/7) * 7²

= 154 cm²

Area Of sector with 30° angle = (30/360) * 154  =  12.83 cm²

Area of Circle Excluding 30° sector   = 154 - 12.83  = 141.17 cm²

Answer 2

Answer:

find the unshaded region