3 years ago

Given to circles who's radii are 70" and 49" the ratio of their circumfrences is

Mathematics

2 answers:

Galina-37 [17]3 years ago

7 0

C=2pir

first one is r=70
c=2pi70=140pi

2nd one is 49=r
c=2pir
c=2pi49
c=98pi

ratio is
140pi:98pi=10:7

padilas [110]3 years ago

5 0

The ratio is 10:7 you are welcome :)

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