Square to build a cylindrical shape of the pool, the pool wall and bottom to paste tiles. Pool bottom diameter 28 meters, pool depth 1.2 meters, paste the area of how many square meters?

Square to build a cylindrical shape of the pool, the pool wall and bottom to paste tiles. Pool bottom diameter 28 meters, pool depth 1.2 meters, paste the area of how many square meters?

What is the radius of the bottom
28 △ 2 = 14m
What's the bottom area
14 × 14 × 3.14 = 615.44 square meters
What is the lateral area
28 × 3.14 × 1.2 = 105.504 square meters
What's the area
105.504 + 615.44 = 720.944 square meters