HARD
9th CBSE
IMPORTANT
Earn 100

P and Q are points on opposite sides AD and BC of a parallelogram ABCD such that PQ passes through the point of intersection O of its diagonals AC and BD. Show that PQ is bisected at O.

Important Questions on Quadrilaterals

HARD
9th CBSE
IMPORTANT

ABCD is a rectangle in which diagonal BD bisects B. Show that ABCD is a square.

HARD
9th CBSE
IMPORTANT
ABCD is a rectangle in which diagonal AC bisects A as well as C. Show that ABCD is a square.
HARD
9th CBSE
IMPORTANT
ABCD is a rectangle in which diagonal AC bisects A as well as C. Show that diagonal BD bisects B as well as D.
HARD
9th CBSE
IMPORTANT
Show that if the diagonals of a quadrilateral are equal and bisect each other at right angles, then it is a square.
HARD
9th CBSE
IMPORTANT
Diagonals of a rhombus are of lengths 16 cm and 12 cm respectively, find the perimeter of the rhombus.
HARD
9th CBSE
IMPORTANT

In the following figure, through A, B and C, lines RQ, PR and QP have been drawn respectively parallel to sides BC, CA and AB of a triangle ABC. Show that BC=12RQ.

Question Image

EASY
9th CBSE
IMPORTANT
In ABC, AB=5 cm, BC=8 cm and CA=7 cmD and E are respectively the midpoints of AB and BC. If the length of DE is k cm, find k in decimal number.
MEDIUM
9th CBSE
IMPORTANT

In the figure given below, D, E and F are mid-points of the sides BC, CA and AB, respectively of ABC. AB=6 cm, BC=4.8 cm and CA=5.6 cm. If the perimeter of the trapezium FBCE is k cm, find k.Question Image