Kenzieunicorn5viz Kenzieunicorn5viz Math Answered 1. 6 : 1, __, 3, 6 12 : 1, 2, 3, 4, __, 12 Common Factors :___________________ GCF :______ 2. 9 : 1, __, 9 12 : 1, 2, 3, 4, __, 12 Common Factors :___________________ GCF :______ 3. 10 : 1, 2, 5, __ 15 : 1, 3, __, 15 Common Factors :___________________ GCF :______ 4. 20 : 1, 2, 4, 5, __, 20 40 : 1, 2, 4, 5, 8, 10, __, 40 Common Factors :___________________ GCF :______ 5. 21 : 1, 3, 7, __ 35 : 1, 2, 5, __, 15, 30 Common Factors :___________________ GCF :______