Ononot — A frustum has top radius r1 = 2, bottom radius r2 = 4, slant

Guest Session: 1 Question Remaining. Create Account to save progress.

Solid 3Dhard

0:00.0

A frustum has top radius $r_1 = 2$ , bottom radius $r_2 = 4$ , slant height $l = 3$ . Find its total surface area.