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Technical Drawing  Exam Papers  Higher  1993  Paper 1Question 6(a) AB and AC are two tangents to a parabola and they meet at an angle of 75°. The focus of the parabola is 50mm from AB and 30mm from AC. Draw a portion of the curve. (b) Draw a straight line AFB where AF = 35 mm and FB = 55 mm. F is one of the focal points of an ellipse, A and B are points on the curve and the directrix is 55 mm from
A. 


