Use midpoint formula to find midpoints and then use diatance formula to find the distance.
Properties of parallelogram and mid - point formula
For C to be mid point of AB; b +d = 0 which is not possible.
Try to reflect the points accordingly.
Take the ratio as k:1 and apply section formula to put x coordinate equal to zero
Put y = 0 in the equation to get abscissa
Use dustance formula
Use mid-point formula.
General form of co-ordinates
M" is the image of M' under reflection.
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