Answer:
19.72 cm²
Step-by-step explanation:
A solid circular cylinder has a base radius 5 cm and a height 12.5 cm.
The volume of cylinder is given by :

When r = 5.05, new volum becomes,

Increase in area = 1000.97 - 981.25 = 19.72 cm²
So, the increase in surface area of the cylinder is equal to 19.72 cm².
Answer:

Step-by-step explanation:

Answer:
1 and 4/5
Step-by-step explanation:
!Keep, flip, change. (KFC rule)!
Equation: 3/2 divided by 5/6
1st: Flip the 5/6 to become 6/5
2nd: Change division to multiplication
New equation: 3/2∙6/5
Answer: 1 and 4/5
It’s corresponding angles