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Q:

The perimeters of ΔABC and ΔDEF are 43.2 cm and 28.8 cm, respectively, and ΔABC ~ ΔDEF. If DE = 12 cm, then the length of AB is:

  • 1
    18.4 cm
  • 2
    20 cm
  • 3
    18 cm
  • 4
    20.4 cm
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Answer : 3. "18 cm"

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