The difference between the circumference and radius of a circle is 111 cm. The diameter of circle is?
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Answers
Answered by
3
Answer:
Circumference of a circle with radius (r)-radius (r)=111 cm
(2πr−r)=111
r(2π−1)=111
r(
7
44
−1)=111
r(
7
44−7
)=111
∴r=111×
37
7
=3×7=21cm
∴ radius is 21 cm.
hope it's helpfull
Answered by
2
Answer ⬇️
d=2r=2·111=222cm
Hope it helps ❤︎
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