Question

A poster storage tube in the shape of a cylinder has a diameter of 3.5 inches and a volume of 122.5 (pi) cubic inches. What is the height of the poster storage tube in inches. What is the height of the poster storage tube in inches?

Answer 1

Answer: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:

Answer 2

the hieght is 12.7 inches

Explanation:

v=122.5

r=d/2

3.5/2=r

r=1.75

v=pir²h

122.5 =piR²h

122.5=pie1.75²h

okay so frist 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