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Find the diameter and radius of a circle given the approximate circumference of 38 meters. (3.14 for pi)

Sorry for these questions but I just don’t understand them ;-;

User JSBach
by
6.5k points

2 Answers

7 votes
Circumference = diameter x pi
38= diameter x 3.14 (divide by pi on both sides of the equation to get diameter alone)

38/3.14= diameter
12.1= diameter

Radius = half of the diameter
Radius = 12.1/2= 6.1

Diameter = 12.1meters , Radius = 6.1 meters
User Khaelex
by
6.9k points
2 votes
diameter= 12.1 radius= 6.05
User Bragolgirith
by
6.5k points
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