Answer:
173.17 [tex]ft^{2}[/tex]
Step-by-step explanation:
A = 27.93 = [tex]\frac{50*\pi r^{2}}{360} }[/tex]
[tex]\pi r^{2}[/tex] = [tex]\frac{360 * 27.93}{50 }[/tex]
Area of blue = [tex]\frac{310\pi r^{2} }{360}[/tex] = [tex]\frac{310*360*27.93}{360*50}[/tex] = 173.17 [tex]ft^{2}[/tex]