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Two circles have radii of 3 cm and 4 cm. What is the distance between their centers if they are externally tangent? (2022)

Practice Questions

1 question
Q1
Two circles have radii of 3 cm and 4 cm. What is the distance between their centers if they are externally tangent? (2022)
  1. 7 cm
  2. 1 cm
  3. 12 cm
  4. 5 cm

Questions & Step-by-step Solutions

1 item
Q
Q: Two circles have radii of 3 cm and 4 cm. What is the distance between their centers if they are externally tangent? (2022)
Solution: The distance between the centers of two externally tangent circles is the sum of their radii: 3 + 4 = 7 cm.
Steps: 0

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