The length of the latus rectum of an ellipse is 8 cm and its eccentricity is 2/3

MATHEMATICS · Single correct · CBSE · Mathematics · Conic Sections · Conic Sections

Problem

The length of the latus rectum of an ellipse is 8 cm and its eccentricity is 2/3. Determine the length of its semi-major axis. (a)

6\,\text{cm}

(b)

9\,\text{cm}

(c)

7.2\,\text{cm}

(d)

8\,\text{cm}