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IKMC 2016 - Grades 9-10 - Self-study Question 16

IKMC · IKMC 2016 - Grades 9-10 - Self-study

Question 16

Jack holds six circular pipes of diameter 2 cm with a taut rubber band in either arrangement shown. Compare the band lengths.

Question illustration
  1. Left is $\pi$ cm shorter
  2. Left is4 cm shorter
  3. Right is $\pi$ cm shorter
  4. Right is4 cm shorter
  5. Both equal