What's the circumference of a circle with a diameter of 45 cm Centimeters?
Answers
Answered by
1
D=45
r=45/2
circumfrence=2Πr
2*22/7*45/2
141.4 cm
r=45/2
circumfrence=2Πr
2*22/7*45/2
141.4 cm
mihir34:
you are rong
thanx
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Answered by
2
Heya,
According to the question,
Diameter of circle = 45 cm
So, radius of circle = 45/2 cm
= 22.5 cm
So,
Circumference of circle = 2πr
= 2×22/7×22.5
= 990/7
= 141.428571 cm
Hope this helps....:)
According to the question,
Diameter of circle = 45 cm
So, radius of circle = 45/2 cm
= 22.5 cm
So,
Circumference of circle = 2πr
= 2×22/7×22.5
= 990/7
= 141.428571 cm
Hope this helps....:)
you are right
thx..
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