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Technical Drawing  Exam Papers  Higher  1992  Paper 1Question 4Fig. 3 shows two circles. A and B, in contact. Also shown is a point P on the circumference of the circle A. (a) Determine the radius of circle A and draw the given figure. (b) The circle A rolls clockwise along the circumference of the circle B for onequarter of a revolution and, at the same time, the circle B rolls clockwise along the line CD for onequarter of a revolution. 


