Jeff stores coffee powder in a steel container with a capacity of 252.3 cubic inches. He uses a glass container to store sugar. The two containers are congruent cylinders.

If the glass container has a height of 6.2 inches, what is its radius?
Answer

1.8 inches

2.1 inches

3.1 inches

3.6 inches

Question

Jeff stores coffee powder in a steel container with a capacity of 252.3 cubic inches. He uses a glass container to store sugar. The two containers are congruent cylinders.
 
If the glass container has a height of 6.2 inches, what is its radius?
Answer
		
1.8 inches
		
2.1 inches
		
3.1 inches
		
3.6 inches

campbell_st · Answer

the volume of a cylinder is 

$$V = \pi r^2 h$$

you know V and h substitute and find r

$$252.3 = \pi r^2 \times 6.2$$

$$r^2 = \frac{252.3}{6.2\pi}$$

I'll let you finish off the question.

anonymous · Answer

no no no you don't have to do that you can finish it lol jk but really i worked it out and i think i did something wrong my answer didnt come up as one of the options...