Question

ABCD IS a quadrilateral is which p,q,r,s are mid point of the sides AB,BC,CD,DA.ACis a diagonal show that.​

Answer 1

Answer:

Focal Chord of a Parabola

The chord of the parabola which passes through the focus is called the focal chord. Any chord to y2 = 4ax which passes through the focus is called a focal chord of the parabola y2 = 4ax. Let y2 = 4ax be the equation of a parabola and (at2, 2at) a point P on it.

Step-by-step explanation:

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