Question

I've been trying to figure out this problem for over 2 hours. Can you please show me how you get the answer so I can work the problem backwards. Its how I learn. Thanks

A pre-image segment with endpoints (3, 2) and (4, 2) is dilated to the image segment with endpoints (9, 6) and (12, 6). What is the scale factor for the dilation?

CHOICES: 2, 3, 6, 9

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Answer 1

i sleepy. i'll check back tomorrow or juar post your response and i will get an email notice. thank you.

Answer 2

its easy... we can finish it in few seconds... u ready ? :)

Answer 3

ok. i'm up.

Answer 4

after dilation, (3, 2) became (9,6 )

after dilation, (4, 2) became (12,6 )

Answer 5

after dilation, (3, 2) became (9,6 )
^ ^

3 is pre-image, 9 is image

scale factor = image/preimage
= 9/3 = 3

Answer 6

u can take ratio of ANY image and pre-image
u wud get the scale factor

Answer 7

see if that makes some sense

Answer 8

yes thank you thank you. wish my lesson book explained it that easy. huge help thanks again.

Answer 9

aww thnks... u deserve some good sleep im sure :) goodnight !