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Mathematics 14 Online
OpenStudy (piercetheveil47):

Triangle PQR is transformed to triangle P'Q'R'. Triangle PQR has vertices P(4, 0), Q(0, −4), and R(−8, −4). Triangle P'Q'R' has vertices P'(1, 0), Q'(0, −1), and R'(−2, −1). Plot triangles PQR and P'Q'R' on your own coordinate grid. Part A: What is the scale factor of the dilation that transforms triangle PQR to triangle P'Q'R'? Explain your answer. (4 points) Part B: Write the coordinates of triangle P"Q"R" obtained after P'Q'R' is reflected about the y-axis. (4 points)

OpenStudy (mathstudent55):

Have you plotted the triangles?

OpenStudy (piercetheveil47):

no :(

OpenStudy (piercetheveil47):

I'm like soooo confused

OpenStudy (mathstudent55):

Do you know how to plot points on a coordinate grid?

OpenStudy (piercetheveil47):

yes

OpenStudy (piercetheveil47):

but the question doesn't even plot anything ):

OpenStudy (mathstudent55):

Before part A, it asks to plot the two triangles.

OpenStudy (piercetheveil47):

you're right

OpenStudy (piercetheveil47):

but its too confusing

OpenStudy (piercetheveil47):

like i suck at this I'm going to fail i swear

OpenStudy (mathstudent55):

If you take one part at a time, it's not hard. The first step is to plot both triangles.

OpenStudy (mathstudent55):

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OpenStudy (mathstudent55):

Ok, there is my grid. Now we need to plot the points of both triangles and label them.

OpenStudy (piercetheveil47):

okay, give me minute :)

OpenStudy (mathstudent55):

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