Exercise 8.1 question 12 ll Cbse class 9 maths Chapter 8 Quadrilaterals

CBSE NCERT class 9 maths chater 8 Quadrilaterals Ncert solution

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Exercise 8.1 question 12 ll Cbse class 9 maths Chapter 8 Quadrilaterals

Exercise 10.2 Q1, Q2, & Q3 ll Cbse class 10 maths Chapter 10 Circles

Cbse class 10 maths Chapter 10 Circles

 Complete NCERT Solutions , EX 10.2

Exercise 10.2 Q1, Q2, & Q3

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NCERT Solutions for Class 10 Maths Chapter 10 Circles

Properties of a parallelogram ll Cbse NCERT class 9 maths Chapter quadrilaterals

Properties of parallelograms

One special kind of polygons is called a parallelogram. It is a quadrilateral where both pairs of opposite sides are parallel.

There are six important properties of parallelograms to know:

1. Opposite sides are congruent (AB = DC).
2. Opposite angels are congruent (D = B).
3. Consecutive angles are supplementary (A + D = 180°).
4. If one angle is right, then all angles are right.
5. The diagonals of a parallelogram bisect each other.
6. Each diagonal of a parallelogram separates it into two congruent