Technical Drawing - Exam Papers - Ordinary - 2005 - Paper 1

Question 6

(a) Draw a rectangle 140mm x 100mm. Inscribe a parabola in this rectangle, with its axis parallel to the 100mm side.

(b) Fig. 6 shows the directrix DD1 and axis of an ellipse.
P is a point on the curve.
The eccentricity of the curve is 0.6.
Locate the focus and vertex of the ellipse.
Draw a portion of the curve which passes through the given point P.