The perpendicular distance of a line from the origin is 5cm and it's slope is -1. Find the equation of the line.
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( Y-y1) = m (x-x1) + c
Y- 0 = (-1) (x- 0) + 5
Y = -x + 5
X+y-5=0
Y- 0 = (-1) (x- 0) + 5
Y = -x + 5
X+y-5=0
rubani14:
Thanks, but the answer is supposed to be x+y=5√2
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