A logo consists of a circle inside a square frame. The side of the square frame is 20 cm. The circle is the largest possible size that fits inside the frame.
Calculate the area of the square frame that is outside the circle. Give your answer correct to 1 decimal place.
45 exam-style questions on CCEA GCSE Maths Area and Circumference of Circles. Each one has a worked solution and a mark scheme showing where the marks go.