Find the diameter of a circle whose circumference is 63.8m.
Answer with explanation
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Answered by
1
Answer:
Diameter of circle is .
Step-by-step explanation:
To find : diameter of circle .
Given : circumference is m.
Solution :
- As per given that we know that circumference of circle is .We are asked to find diameter of circle.
- We use following formula to find circumference of circle, using this formula we find find radius of circle by substituting the given values.
- Circumference of circle
- Now, as we know that diameter is twice of radius, therefore we write as
Answered by
1
Circumference of a given circle is 63.8m
∴C=63.8m
Let the radius of the given circle be r m
Then,
C=2πrunits
r=
2
C
π
r=
2×
7
22
63.8
r=
2
63.8
×
22
7
r=(31.9×0.3182)
r=10.15m
∴ Diameter of the circle =2r=(2×10.15)=20.3cm
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