Question

I need help a s a p

△ABC ~ △DEF

Determine the scale factor of △ABC : △DEF
1:9
1:4
4:1
9:1

Answer 1

is 1:9

That is the final answer :)

Answer 2

1 : 9

The scale factor of corresponding sides is

`(2)/(3)` : 6 ( multiply both by 3 to eliminate fraction )

2 : 18 ( divide both parts by 2 )

= 1 : 9 ← in simplest form