Technical Drawing - Exam Papers - Ordinary - 2002 - Paper 1

Question 6

(a) Draw a rectangle ABCD, the sides of which are 130mm long and 90 wide.
Inscribe a parabola in the rectangle, with its vertex located along the 90mm side.

(b) Fig. 6 shows the Directrix DD1 and two points P and Q on the curve of an ellipse.
The eccentricity of the curve is 0.75.
Locate the focus of the ellipse and draw a portion of the curve which passes through the points P and Q.