Answer:
9
Step-by-step explanation:
The factors of 18 are : 1, 2, 3, 6, 9, 18
The factors of 27 are : 1, 3, 9, 27
The common factors are : 1, 3, 9
The gcf is 9
<span>False. Perimeter is a linear measure. Square units are for area.</span>
Two rays sharing a common endpoint is the vertex.
Answer:
Step-by-step explanation:iii