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 ...

Arc length is a fraction of circumference. Area of a sector is a fractions of the area of a circle. Both can be calculated using the angle at the centre and the diameter or radius. Practice circle ...