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mestny
[16]
2 years ago
11
Find the circumference of a circle whosearea is 49pi sq units.
Mathematics
Answer
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1
answer:
sergij07
[2.7K]
2 years ago
3
0
Circumference of a Circle,C=2πr
π=3.14
r= of the circle
Area of the circle= πr²
We know that
Area= 49 π²
πr²=49
r²=49/π
=49/3.14
=15.60
r= √15.60
=3.9 units
Circumference of a Circle,C=2πr
=2*3.14*3.9
=24.492 units
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