Just ans of 1 part cause I am lazy ~_~
Part 1 :
- Area of square = 21²
- Area of square = 441 cm²
- Area of semicircle = (pi × r²)/2
- Area of semicircle = (22× 21²)/(2 × 7)
- Area of semicircle = (11 × 21 × 21)/7
- Area of semicircle = (11 × 3 × 21)
- Area of semicircle = 693 cm²
Area of whole figure:-