Question

If information about the major and minor axes of ellipse is given then by how many methods can we draw the ellipse?

(a) 2

(b) 3

(c) 4

(d) 5

I have been asked this question in my homework.

My doubt stems from Construction of Ellipse in chapter Geometrical Construction of Engineering Drawing

Answer 1

Correct option is (d) 5

Easiest explanation: There are 5 methods by which we can draw an ellipse if we know the major and minor axes of that ellipse. Those five methods are arcs of circles method, concentric circles method, loop of the thread method, oblong method, trammel method.