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Mathematics 9 Online
OpenStudy (timaashorty):

Can someone pleeease help me?

OpenStudy (timaashorty):

The points represent the vertices of polygon. Use a matrix to find the coordinates of the image after the given transformation. Graph the preimage and the image. A(2,3), B(-1,-4), and C(2,-2); a translation 1 unit left and 4 units The GRAPH: http://assets.openstudy.com/updates/attachments/51858b36e4b09587cd39c993-algebra2sucks-1367706468324-6427561302012114045am2072265205.png

OpenStudy (anonymous):

I was thinking -1,-4

OpenStudy (timaashorty):

That's not from my answer choices. lemme post them;

OpenStudy (timaashorty):

A.) A'(1,-1), B'(-2,-8), C'(1,-6)

OpenStudy (timaashorty):

B.) A'(1,-6), B'(-2,-8), C'(1,-1)

OpenStudy (timaashorty):

C. A'(1,-1), B'(1,-6), C'(-2,-8)

OpenStudy (timaashorty):

D. A'(1,-1), B'(-2,2), C'(1,-6)

OpenStudy (timaashorty):

@satellite73 Can you help me, please?

OpenStudy (anonymous):

ill try and figure it out for you

OpenStudy (timaashorty):

Thank you (:

OpenStudy (helder_edwin):

i guess it is 1 to left and 4 down. right?

OpenStudy (helder_edwin):

so each point (x,y) is translated into \[\large (x,y)+(-1,-4)=(x-1,y-4) \]

OpenStudy (timaashorty):

A; (2-1) , (3 -4), = (1, -1) B(-1 - 1) ,(-4 -4) = (-2, -8) , C. (2 -1) (-2 -4); = (1, -6) Like this?

OpenStudy (timaashorty):

it's either A or D.

OpenStudy (timaashorty):

Can you help me with the graphing?

OpenStudy (anonymous):

Quadrilateral ABCD above has vertices A(0, 0),B(-1, 4),C(-4, 2), and D(-4, 0). Use a matrix to find the coordinates of the vertices of the image translated 6 units right and 2 units down. Then graph ABCD and its image A9B9C9D9. Vertices of the quadrilateral Translation Matrix Add 6 to each x-coordinate. Vertices of the image A B C D [6 6 6 6 ] = A' B' C D' [ -2 -2 -2 -2] [6 5 2 2] [O -1 -4 -4] [-2 2 0 -2] [0 4 2 0] the vertices of the image are A' (,-2), B'(5,2), C'(2,0) and D' (2,-2) Graph both quadrilaterals. Explain how to translate quadrilateral A9B9C9D9 from Example 1 so that its image is quadrilateral ABCD. a-c. See margin. b. What matrix would you use to translate the vertices of a pentagon 3 units left and 2 units up? c. Use your answer to part (b) to translate the pentagon with vertices (0,-5), (-1,-1), (-5, 0), (1, 3), and (4, 0). Find the coordinates of the vertices of the image. Graph the preimage and the image. A is a transformation that changes the size of a figure.When the center of the dilation is the origin, you can use scalar multiplication to find the coordinates of the vertices of an image. All dilations in this book are centered at the origin

OpenStudy (timaashorty):

Woah thank you so much for all that explanation but is that an example?

OpenStudy (timaashorty):

By graphing it; I believe it's A. Am I correct?

OpenStudy (anonymous):

Yes that's an example. and yes

OpenStudy (timaashorty):

Thank you So much!

OpenStudy (anonymous):

your welcome

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