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Mathematics 14 Online
bill533:

Are right triangles △ABC △DEF similar? https://learning.k12.com/content/enforced/384547-COF_ID96714/G-SRT.a.2%20Q3.JPG?_&d2lSessionVal=P9Cnf6gKmSg7P40qe5zrgK27y A. yes B. no

bill533:

@mhchen

bill533:

@silvernight269

bill533:

@Shadow

563blackghost:

can view pic, dun have a login. pls screenshot.

bill533:

https://prnt.sc/lhje25

563blackghost:

similar triangles can contain dilations, analyze the sides and correlate to the other triangle. \(\bf{CB=DE}\) \(\bf{BA=EF}\) \(\bf{DF=CA}\) Now `BC` has a distance of 4 units, `DE` has 2. This means it has a dilation factor of 2. This needs to apply for Sides `DE and BA`. `BA` has a distance of 8 units, `BA` has a distance of 2 units. Does it follow by the scale factor?

bill533:

yes

563blackghost:

remember that the scale factor is 2. Does \(\bf{8 \div 2 = 2?}\)

bill533:

oh i'm sorry no it's 4

563blackghost:

correct, so it is not similar.

Hero:

Awesome sauce

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