The answer will be c
Hope it's help you
Answer: The area of shaded section is 491.07 cm²
Step-by-step explanation:
Given: Radius of the circle = 25 cm
Now as shown in figure the shaded region is a quadrant.
Therefore the central angle is 90°
Now as we know
Area of sector is given by
where r is radius and
is central angle
So we have

Hence, the area of shaded section is 491.07 cm²
11% not 100% sure Bc I calculated but hope it helped!