A quadrilateral is inscribed in a circle; all four vertices contact the circumference. Angle θ = 53.13010235 degrees. Side a = 5x + 1 cm and b = 3x + 11 cm, furthermore b = a − 16. Find the area of ...

It shows an inscribed quadrilateral in four pieces. Each piece is a section of a circle. It is divided into segments of two colors of plastic, so that there is a yellow triangle with a vertex at the ...