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anonymous
 one year ago
Determine whether the figures are similar.
If so, determine the scale factor
anonymous
 one year ago
Determine whether the figures are similar. If so, determine the scale factor

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myininaya
 one year ago
Best ResponseYou've already chosen the best response.6dw:1438909408931:dw

mathmate
 one year ago
Best ResponseYou've already chosen the best response.1Hint: If the figures are similar, then the corresponding sides are in proportion, i.e. (longer side of image)/(longer side of preimage)=(shorter side of image)/(shorter side of preimage)=

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i got 2.33333 and 2.5

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6if those aren't the same number then they aren't similar

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6if those were the same number then they would be similar

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0a. yes; scale factor = 2/5 b. yes; scale factor = 9/21 c. yes; scale factor = 3/7 d. no

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6well we just said 2.3333 was not the same as 2.5

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6and I love the way @mathmate put it

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0can you help me with a few more?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Quadrilateral WXYZ has the following vertices: W (2,3) X (1,1) Y (3,0) Z (5,2)

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6Does the question say what it is looking for?

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6Like are they looking for the object being reflected about some line?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Select the correct graph of the figure & its image after a transformation 180 degrees about the origin.

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6when you think 180 deg think a half turn let's look at just Z in the first picture... dw:1438910171720:dw does the angle formed here look like 180 deg?

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6remember you should a straight line something like this: /, \, , or _

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6dw:1438910341194:dw

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6it has to be a line that is not a line it it didn't have that little pointy thing at the bottom we would be golden

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6let's look at the second graph and you can tell me what you think I will graph just the Z points again

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6dw:1438910446622:dw the third graph dw:1438910583808:dw last graph dw:1438910636536:dw which graph shows a straight line from Z to Z'?

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6agreed! straight lines have 180 deg angles

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6also a neat little trick if a point has been rotated 180deg about the origin the point (A,B) becomes (A,B)

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6if you notice Z was (5,2) in that one pic and Z' was (5,2) in that one pic you chose

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0okay, so the answer is z?

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6the answer is the last picture or whatever choice this is http://assets.openstudy.com/updates/attachments/55c4007ee4b0f6bb86c3c83eblueeyes13143890986590144.jpg

myininaya
 one year ago
Best ResponseYou've already chosen the best response.6have a good day @BlueEyes13 :)
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