For an ellipse centred at the origin, one vertex is at (8,0) and the eccentricity is 53. The major axis lies along the x-axis.
a. (i) Determine the lengths a, b and c.
b. (ii) Write the standard equation of the ellipse.
c. (iii) State the length of the minor axis.
d. (iv) Give the coordinates of the two foci and the two co-vertices.