Answer : The area of the shape is, 50.24 unit square.
Step-by-step explanation :
To calculate the the area of shaded sector in the circle in degree, the formula used as:
where,
A = area of sector
= angle = 90°
r = radius of circle = 8 unit
Now put all the given values in the above formula, we get:
Therefore, the area of the shape is, 50.24 unit square.