Question

Distance between the directrics and vertex is equal to the distance between the vertex and focus which is equal to 20mm. Name the curve,draw it and also draw the normal and tangent at any part of the curve​

Answer 1

Answer:

Distance between the directrics and vertex is equal to the distance between the vertex and focus which is equal to 20mm. Name the curve,draw it and also draw the normal and tangent at any part of the curve