Question

In the given figure AB is parallel to DC and ABCD is the quadrilateral M and N are respectively the midpoint of diagonals BD and AC.if a^2+b^2=117 and b+a=15, then length of MN ​

Answer 1

Step-by-step explanation:

Oxidation:

The definition of oxidation can be defined in 3 ways. They are:

The process of removal of hydrogen from the substance is known as oxidation.

The process in which oxygen is added to in substance is called oxidation.

The process in which a substance loses electrons is called oxidation.

Answer 2

Step-by-step explanation:

Reduction:

The definition of reduction can be defined in 3 ways. They are:

The process of removal of oxygen from the substance is known as reduction.

The process in which hydrogen is added to in substance is called reduction.

The process in which a substance gains electrons is called reduction.