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Mathematics 7 Online
OpenStudy (sepeario):

A bit of help please.

OpenStudy (batman31):

in one moment, let me just do one thing first. Tag me here so I have a link back.

OpenStudy (sepeario):

No problem @BATMAN31

OpenStudy (dtan5457):

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OpenStudy (dtan5457):

simply get the mid point, then apply the distance formula.

OpenStudy (sepeario):

midpoint is 0, 1

OpenStudy (dtan5457):

not quiteq

OpenStudy (dtan5457):

(x1+x2)/2 (y1+y2)/2

OpenStudy (sepeario):

gradient is -6/9 or -2/3 so y - 1 = -2/3(x - 0); y - 1 = -2x/3

OpenStudy (dtan5457):

its not 0,1

OpenStudy (sepeario):

oh oops 1.5,1

OpenStudy (sepeario):

is that correct?

OpenStudy (dtan5457):

yes

OpenStudy (sepeario):

is the gradient -2x/3?

OpenStudy (dtan5457):

slope? y2-y1/x2-x1

OpenStudy (dtan5457):

i don't really see why you would need it

OpenStudy (sepeario):

don't you need it for the distance formula ?

OpenStudy (dtan5457):

just use the coordinates of the midpoint, and B the other coordinate

OpenStudy (sepeario):

ok i'll work it out from here, thanks ! @dtan5457

OpenStudy (batman31):

Crap, that took too long. My sincere apologies.

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