Question

What is the similarity ratio of the smaller to larger similar cylinders?
smaller cylinder r=12 height=20
larger cylinder r=18 height=30

Answer 1

What is \(\dfrac{12}{18} = ~? \)

What is \(\dfrac{20}{30} = ~? \)

Reduce the fractions. they will both give you the same result.

Answer 2

12/18=.66
20/30=.66

Answer 3

so is that the ratio?

Answer 4

Yep. or you can put it in fraction form, \(\large \frac{2}{3}\)