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Technical Drawing  Exam Papers  Higher  1998  Paper 1Question 6(a) Draw a triangle AFB, where AF is 40mm long, BF is 50mm long and AB is 87mm long. F is
the focus of an ellipse and A and B are points on the curve. The eccentricity is 0.75. (b) Two lines PT and VT meet at an angle of 125°. PT is 75 mm long. V is the vertex of a parabola and VT is a tangent to the parabola at the vertex. PT is also a tangent to the curve and P is the point of contact. Locate the focus of the parabola and draw a portion of the curve. 


