Question

See 18 and 20 Pic

Answer 1

take the square root fo the ratios

Answer 2

first one for example
\[\frac{4}{16}=\frac{1}{4}\] so ratio of the perimeter is
\[\frac{\sqrt{1}}{\sqrt{4}}=\frac{1}{2}\]

Answer 3

When sat gets free, http://openstudy.com/study#/updates/4f4300f3e4b065f388dc75ef

Answer 4

How did you get 4/16?!?!

Answer 5

it said ratio was 4 to 16 in the first one

Answer 6

Oh i thought it was 18 can you do 18?

Answer 7

so i just made it in to a fraction

Answer 8

yes
\[\frac{75}{12}\] reduces conveniently to
\[\frac{25}{4}\] now you can easily take the square root and get
\[\frac{5}{2}\]

Answer 9

ahh thanks

Answer 10

similarly
\[\frac{49}{9}\] take the square root directly get
\[\frac{7}{3}\] etc
got it?

Answer 11

yeah! Thanks!

Answer 12

yw

Answer 13

medal for me? :D