CBSE Class 8  Quadrilaterals Videos
 Three angles of a quadrilateral are in the ratio 3 ratio difference of the list and the greatest of these angles is 45 degree find all the four angles of the quadrilateral
 PQRS is a rectangle. If PQ= 4cm and SP= 3cm. Find OS
 How many diagonals does a triangle have?
 the angles of a quadrilateral are in ratio 2:5:7:4.Find the measure of all the angles of the quadrilateral.
 Two of the angles of a quadrilateral are 75° and 105° . If the other two angles are equal , find the measure of the other two angles.
 In the adjacent figure, ABCD is a parallelogram and line segments AE and CF bisect the angles A and C respectively. Show that AECF.

Find the value of x if x,(2x + 13°),(3x+10°) and ( x6°) are all the angles of a quadrilateral
 two adjacent angles of पैरेललोग्राम हैव इक्वल मेजर फाइंड द मेजर ऑफ इच ऑफ द एंगल ऑफ द पैरेललोग्राम
 ABCD Is a square. Its diagonals AC and BD intersect each other at O. Find the measure of angle CAD and angle DBC.
 Find the dimensions of a rectangle if its perimeter is 100 cm and its length is 20cm more than its breadth