Green Area is;
2(area square with side 2 cm - area quarter circle with radius 2 cm) + 3(area sector with radius 1 unit and angle 300°) + 4(area equilateral triangle with side 1 unit)
= 2(4 - ¼(4π)) + 3(300π÷360) + 4(½sin60)
= 8 - 2π + ½(5π) + √(3)
= ½(16-4π+5π+2√(3))
= ½(16+π+2√(3)) cm²
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