Answers created by Janet Gannon

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• What is the exterior angle of a regular 29-gon? (Round to 2 decimal places.)
  
• How do you factor #54x^3 - 2y^3#?
  
• Beven has a collection of 72 music CDs. One-sixth of the CDs are dance music 1/4 are hip hop, and 3/8 are reggae. The rest of the CDs are rock music. What fraction of her CDs are rock music?