231k views
4 votes
A poster tube storage in the Sahel of a cylinder has a diameter of 3.5 inches and a volume of 122.5(pi) Cupid inches. What is the height of the poster storage tube?

2 Answers

6 votes

Answer: h≈12.73in

Right cylinder

Solve for height

h≈12.73in

d Diameter

3.5

in

V Volume

122.5

in³

h

r

h

r

r

h

A

b

Using the formula

V=π(d

2)2h

Solving forh

h=V

π(d

2)2=122.5

π·(3.5

2)2≈12.7324in

Explanation:

User BsytKorbi
by
4.5k points
1 vote

Answer: 12.7

Explanation:

r=d/2

3.5/2=r

r=1.75

v=pir²h

122.5 =piR²h

122.5=pie1.75²h

The frist thing to solve for r sense exponents come before multiplication in bedmask

122.5 =pi3 .06g

so then it's pie times r

122.5=9.61 *h

122.5/9.61=h

12.7=h

User Manuel Darveau
by
3.9k points