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If the radius of a circle is halved, how does the circumference change? (2021)

Practice Questions

1 question
Q1
If the radius of a circle is halved, how does the circumference change? (2021)
  1. Halved
  2. Remains the same
  3. Doubled
  4. Tripled

Questions & Step-by-step Solutions

1 item
Q
Q: If the radius of a circle is halved, how does the circumference change? (2021)
Solution: Circumference = 2πr. If radius is halved, new circumference = 2π(r/2) = πr, which is halved.
Steps: 0

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