State Geometrical relation of Excenters

State Geometrical meaning of roots of equation

If vec a , vec b are any two vectors, then give the geometrical interpretation of relation | vec a+ vec b|=| vec a- vec b|

If vec a , vec b are any two vectors, then give the geometrical interpretation of relation | vec a+ vec b|=| vec a- vec b|

State the empirial relation between mean, median and mode.

In DeltaPQR , /_PQR=90^(@) . State the Pythagorean relation in the triangle.

State the relation between coefficient of polynomial and zeroes of it.

State reason behind geometrical isomerism of peptide bond.

What is geometrical significance of the relation |veca+vecb| = |veca-vecb|