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Find the circumference of a circle whose radius is 15.4cm
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Find the circumference of a circle whose radius is 15.4cm

User SyncroIT
by
7.8k points

2 Answers

4 votes
π = 3,14

c = 2.π.r
c = 2.3,14.15,4
c ≈ 96,7
User Tardate
by
8.3k points
2 votes

r=15,4\ cm\\C=2\cdot\ \pi\ \cdot\ r\\C=2\cdot\ \pi\ \cdot\ 15,4\ cm\\C=30,8\ \pi\ cm


\pi\approx\ 3,14


C=30,8\ \cdot\ 3,14\ cm\\C=96,712\ cm


User Rishab Surana
by
7.0k points
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