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Mathematics 21 Online
OpenStudy (anonymous):

find values of x and y for which ABCD must be a parallelogram. the diagram is not to scale. please show step by step work

OpenStudy (anonymous):

|dw:1387484956939:dw|

OpenStudy (anonymous):

@DemolisionWolf

OpenStudy (anonymous):

well, the length from A to center = 2x-2 and from center to C = x-2 if it's a parallelalelogram, then the A to center = center to C or 2x-2 = x-2 now solve for x

OpenStudy (anonymous):

x=2

OpenStudy (anonymous):

2x-2 = x-2 2x-2-x = -2 x-2 = -2 x-2+2 = -2+2 x = 0.... mmm let me look over this question somemore

OpenStudy (anonymous):

ok ok, ya we are doing it right, now do the other diagonal the same way so, 5y-8 = y+24

OpenStudy (anonymous):

y=8

OpenStudy (anonymous):

yep!

OpenStudy (anonymous):

DUN ^_^

OpenStudy (anonymous):

thanks! and the x-2 was a + i didnt see the| line

OpenStudy (anonymous):

gottcha ^_^

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