What is .4 converted into a fraction?

Great Question!

First, 0.4 Is The Same Thing As 0.4/1

Next, Do 0.4/1 Multiplied By 10 And That Equals 4/10.

Finally, Simplify 2/5

In Conclusion, 0.4 Converted To A Fraction Is 2/5

30 feet

step-by-step explanation:

that would be 2 1/2 * 12

= 24 + 6

= 30 feet   (answer)

the answer is:

the correct option is the option b.

to calculate the surface area of the right cylinder, we need to use the following formula:

from the picture we know that:

so, substituting and calculting we have:

hence, we have that the correct option is the option b.

have a nice day!