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Mathematics 20 Online
OpenStudy (anonymous):

Can someone please tell me if I am correct or not?

OpenStudy (anonymous):

I can

OpenStudy (anonymous):

Trapezoid ABCD is reflected over the line y = x. What rule shows the input and output of the reflection, and what is the new coordinate of A'. A is at coordinate (-5, 1)

OpenStudy (anonymous):

would it be (1, -5)

OpenStudy (mathmate):

Yes, reflection about y=x (first diagonal) is given by s(x,y)->(y,x)

OpenStudy (anonymous):

Okay, thank you!

OpenStudy (mathmate):

You're welcome! :)

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