Now, if the diameter is 8 units, then the radius is half that, or 4.

$\bf \textit{volume of a cylinder}\\\\
V=\pi r^2 h\quad 
\begin{cases}
r=radius\\
h=height\\
------\\
r=4\\
h=12
\end{cases}\implies V=\pi 4^2\cdot 12\implies V=192\pi$

6 0

3 years ago

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James estimated his food bill to be $12. The actual cost was $15. What is the percent error?

givi [52]

Answer:

20% error

Step-by-step explanation:

6 0

2 years ago

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Area of <br> rectangle with a length of 4 units and width of 13

Vinvika [58]

Answer:

52 squared units

Step-by-step explanation:

Area = L x W. And always put squared and whatever the unit is, in this case, squared units.

7 0

2 years ago