Answer:
251.2 cm²
Step-by-step explanation:
Area of cylinder=2πrh+2πr^2
which is also=2πr(r+h)
applying formula
area=251.2 cm²
hope this helps plzz mark me brainliest
Answer: B
Step-by-step explanation:
The answer is 5+b, so when b= 14.99, then 5+14.99=$19.99
hope this helps!
0.68 kilograms are in 1 1/2 pounds
Answer:

Step-by-step explanation:
Given

Required
Determine 

Open bracket

Equate the equation to 0

Express 3 as 1 + 1 + 1

Collect like terms

Group each terms

Factorize (starting with the first bracket)












Express 0 as 0 + 0 + 0

By comparison



Solving for 
Take square root of both sides

Add 1 to both sides


Solving for 
Take square root of both sides

Subtract 1 from both sides


Solving for 
Take square root of both sides

Subtract 1 from both sides


Substitute the values of a, b and c in 


