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Mathematics 18 Online
OpenStudy (anonymous):

@timo86m

OpenStudy (anonymous):

Find the equations of the sides of a triangle whose vertices are (-1,8) , (4,-2) and (-5,-3) Also find the equation of the median through (-1,8)

OpenStudy (anonymous):

I am done with the first part , i only need help with the second part

OpenStudy (anonymous):

"Also find the equation of the median through (-1,8)"

OpenStudy (anonymous):

|dw:1410820967501:dw|

OpenStudy (anonymous):

@johnweldon1993 please help

OpenStudy (anonymous):

just tell me how to approach

OpenStudy (anonymous):

|dw:1410821301619:dw|

OpenStudy (anonymous):

Would it be on the midpoint of B and C

OpenStudy (johnweldon1993):

We just need to draw the line that goes from point A to the midpoint of (yes B and C)

OpenStudy (anonymous):

Are these correct

OpenStudy (johnweldon1993):

No, midpoint would be the average. (add then divide by 2)

OpenStudy (anonymous):

that's what i did

OpenStudy (anonymous):

wait sry

OpenStudy (anonymous):

x co-ordinate -1/2

OpenStudy (anonymous):

y co-ordinate -5/2

OpenStudy (anonymous):

y+21x+13 =0 thank you

OpenStudy (johnweldon1993):

as long as one of those '+' you have is a typo for '=' then perfect! lol

OpenStudy (anonymous):

sry for previous mistakes

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