Answer:
245.5 cm²
Step-by-step explanation:
Formula : -
Area of square = side²
Area of square
= 18²
= 324 cm²
Formula : -
Area of circle = πr²
Area of circle
= ( 22 / 7 ) x 5 x 5
= 3.14 x 25
= 78.5 cm²
Area of shaded region
= ( Area of square ) - ( Area of circle )
= 324 - 78.5
= 245.5 cm²
