If the radius of a circle is 4 cm, what is the length of a chord that is 3 cm from the center? (2014)

Practice Questions

1 question
Q1
If the radius of a circle is 4 cm, what is the length of a chord that is 3 cm from the center? (2014)
  1. 5 cm
  2. 6 cm
  3. 7 cm
  4. 8 cm

Questions & Step-by-step Solutions

1 item
Q
Q: If the radius of a circle is 4 cm, what is the length of a chord that is 3 cm from the center? (2014)
Solution: Using Pythagoras theorem: chord length = 2√(r² - d²) = 2√(4² - 3²) = 2√(16 - 9) = 2√7 ≈ 5.29 cm.
Steps: 9

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