bellajadeo bellajadeo

01-04-2019
Mathematics

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What is the greatest common factor (GCF) of 81 and 18? A. 3 B. 81 C. 9 D. 162

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choixongdong choixongdong

01-04-2019

Answer:

C. 9

Step-by-step explanation:

81 = 9 x 9

18 = 9 x 2

so the greatest common factor (GCF) of 81 and 18 : 9

Answer is C. 9

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Alienesque Alienesque

01-04-2019

the answer is C. 9 bc 9 goes into 81 and 18

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