Find the curved surface area of the cylinder which has a height of 25 m and a base of radius 7 m.
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e 1100 m2.
Curved surface area = 2 × π × radius × height
⇒ 2 × 3.1416 × 7 × 25 ⇒ 6.2832 × 175 = 1099.56 or 1100 m²