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.
Practise OCR GCSE Maths Area and Circumference of Circles with exam-style questions for Foundation and Higher tier. 47 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.