Question

@sleepyjess
http://prntscr.com/6z5ujr

Answer 1

@marvin456

Answer 2

@igree

Answer 3

@iGreen

Answer 4

scale factor in this case would be the fraction of those two given numbers :)
so try reducing the fraction 12/21 = ?

Answer 5

I got 0.57142857142

Answer 6

oh, I don't think you should try putting it into a calculator :/ it would only make you more confused

do you know how to simplify 12/21 = ?

it is like how 4/6 = 2/3 idea

Answer 7

I dont know how sorry :(

Answer 8

That's alright :) I can help,

12 and 21 can both be divided by 3 right?

so 12 / 3 = ?

and 21 / 3= ?

Answer 9

4&7

Answer 10

good :) so what answer has those two numbers? :3

Answer 11

b

Answer 12

tah dahhhhh :)

Answer 13

can you help on more? im going to do the last probem by myself becuase now i get it but i still need some help on othe questions

Answer 14

I will have to get back to class in 5 minutes, so perhaps quickly ^_^

Answer 15

http://prntscr.com/6z65pa

Answer 16

I need help on this one, i thought i could do it but i cant >.>

Answer 17

it is the same idea
since the shape is *becoming* smaller, the scale factor should be *less than one*
so try doing the Smaller number Divided by the Larger given number, (you can use your calculator for this one) :)

Answer 18

mmm 9/15 = ?

Answer 19

0.6

Answer 20

there you go! :)

Answer 21

Whos da best? U da besttttttt

Answer 22

haha I've gtg, if you are in no rush and need help later, just tweet the link to openstudy and I'll come by to help again ^_^