“Mathematics is the most beautiful and most powerful creation of the human spirit.”
Stefan Banach
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Calculating Radius of the inscribed blue circle.Let R be radius of the quarter circle.Let r be radius of the inscribed circle.R is;√(3²+4²)R=√(25)R= 5 units.Again, R is the radius of the ascribed qua...
Calculating Area yellow circle : Area red semi circle.Let the radius of the bigger circle be 2 unit.Therefore the radius of the smaller circle will be;½(2)=1 unit.Let the radius of the semi circle be...
Calculating Shaded/Green Area.Shaded/green area is;Area semi circle of radius 9 units - 2(area sector of radius 9 units and angle 60°) + area equilateral triangle of single side length 9 units - area...
Calculating Area Blue.Area Blue is;Area triangle with height 4 cm and base (4sin150) cm= ½*4*(4sin150)= 2(4sin150)= 8sin150= ½(8)= 4 cm²
