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anonymous
 one year ago
The two triangles below are similar. What is the similarity ratio of ΔABC to ΔDEF?
Triangle ABC is shown with AC measuring 4 and BC measuring 5. Triangle DEF is shown with side DF measuring 2.
2:1
1:2
2:5
5:2
anonymous
 one year ago
The two triangles below are similar. What is the similarity ratio of ΔABC to ΔDEF? Triangle ABC is shown with AC measuring 4 and BC measuring 5. Triangle DEF is shown with side DF measuring 2. 2:1 1:2 2:5 5:2

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mathmate
 one year ago
Best ResponseYou've already chosen the best response.0Can you start by drawing the two triangles and marking the lengths on them, please?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0okay i did @mathmate

mathmate
 one year ago
Best ResponseYou've already chosen the best response.0Oh, I thought you draw it here!

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0oh so u want a picture of the problem?? @mathmate

mathmate
 one year ago
Best ResponseYou've already chosen the best response.0Yes, drawn by you! dw:1437340712467:dw add the side lengths

mathmate
 one year ago
Best ResponseYou've already chosen the best response.0dw:1437341176847:dw So I completed the drawing, and I am sure you would be able to finish the problem with what you have learned about similar triangles.

mathmate
 one year ago
Best ResponseYou've already chosen the best response.0By the way, scale factor is the size of image divided by the size of the preimage.
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