Question

How would you use the distance formula to prove line AB and A'B' are congruent?

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Answer 1

@.Sam.

Answer 2

by definind AB and A'B' seperately using the formula

Answer 3

And if they come out the same, then they're equal.

Answer 4

correct

Answer 5

Are you not going to welcome me to OpensStudy?

Answer 6

since you have the translation: (x+h, y+k)
\[\sqrt{x^2+y^2}=\sqrt{(x+h)^2+(y+k)^2}\]
\[x^2+y^2=(x+h)^2+(y+k)^2\]
\[x^2+y^2=x^2+2xh+h^2+y^2+2yk+k^2\]
\[0=2xh+h^2+2yk+k^2\]

Answer 7

I dont see why i would have to welcome you here ...

Answer 8

I'm new to the website.

*Smirking intensifies*

Thanks for the explanation guy I've never met.

Answer 9

good luck ;)