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If a circle has a radius of 7 cm, what is its circumference?

Practice Questions

1 question
Q1
If a circle has a radius of 7 cm, what is its circumference?
  1. 14π cm
  2. 21π cm
  3. 28π cm
  4. 49π cm

Questions & Step-by-step Solutions

1 item
Q
Q: If a circle has a radius of 7 cm, what is its circumference?
Solution: The circumference of a circle is given by 2πr. Here, r = 7 cm, so circumference = 2π * 7 = 14π cm.
Steps: 0

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