Question

20% increase in both radius and height of the cylinder increases the total surface area of cylinder by 677.6
cm2, If the ratio of radius to height is 1:4, then find the radius of cylinder
1.21 cm
2. 10.5 cm
3.3.5 cm
4. 14 cm
5.7 cm

61
07
1​

Answer 1

Answer:

14 is the write answer but clearly no