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Mathematics 14 Online
OpenStudy (anonymous):

find scale factor of TRE to NME if: NME~TRE EN=10 ,EM=8, AND ET=40

OpenStudy (mathstudent55):

Of the three sides you are given, can you find a corresponding pair of sides?

OpenStudy (anonymous):

no

OpenStudy (anonymous):

it just gives the number

OpenStudy (mayaal):

The scale factor is 4 to 1

OpenStudy (mathstudent55):

The order in which two similar triangles are named tells you which sides correspond to each other.

OpenStudy (mathstudent55):

For example, if you are told that triangle ABC is similar to triangle DEF, then you can conclude that Sides AB and DE are corresponding Sides BC and EF are corresponding Sides AC and DF are corresponding

OpenStudy (anonymous):

can you tell me how to solve this so i can do the rest on my own

OpenStudy (anonymous):

and ok

OpenStudy (mathstudent55):

In your case you are given that triangles NME and TRE are similar That means these pairs of sides are corresponding: NM and TR ME and RE NE and TE

OpenStudy (mathstudent55):

Now look at the given info and see if it gives the lengths of two corresponding sides.

OpenStudy (anonymous):

NME ~ TRE

OpenStudy (mathstudent55):

NM and TR -----> no info ME and RE -----> 8 and RE NE and TE -----> 10 and 40 The third pair of corresponding sides has measures for both sides. The lengths are 10 and 40 The scale factor is the second one divided by the first one, or \(\dfrac{40}{10} = 4\)

OpenStudy (mathstudent55):

Answer is: The scale factor is 4.

OpenStudy (anonymous):

OOO OK SO IMMA DO THE NEXT ONE AND TELL ME IF ITS RIGHT...

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