How do I find the perimeter for a double headed arrow

Venita is sewing new curtains. the table below shows the relationship between the number of stitches in a row and the length ofthe row.sewingnumber of stitches length (cm)51 131532024306what is the relationship between the number of stitches and the length? othe number of stitches istimes the length.o. the number of stitches is 3 times the length.

Are the corresponding angles congruent? explain why or why not.

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g