The converse of mid-point theorem states that :

ABCD is a square. AC and BD intersect at O. State the measure of

In a square the diagonals are _________   and _________ to each other.

ABCD is a trapezium.in which side AB is parallel to side DC and E is the mid-point of AD. So, EF must intersect BC at ______ .

A square is a special case of _________________.

A parallelogram having all sides equal and each angle equal to a right angle is called a _______ .

ABCD is a parallelogram in which P,Q,R,S are mid-points of the sides AB, BC, CD and DA respectively. AC is a diagonal. Then which of following is true?

If the side of a square ABCD whose diagonals intersect at O is 10 cm find the length of OA and OB.

The quadrilateral formed by joining the mid - points of the sides of a quadrilateral PQRS, taken in order, is a rhombus if :

The diameter of cirumcircle of a rectangle is 10 cm and breadth of the rectangle is 8 cm. Its length is :