C
Area and f triangle times 18
2•12•1/2•18
Answer:
5:2
10:4
15:6
20:8
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Step-by-step explanation:
Answer:
5
Step-by-step explanation:
Answer: 9,18,27,36,45, and 54
Step-by-step explanation: the first 6 multiples of 9 don't have zeros in them.