Quadrilaterals ...

In the given figure A + B is 170°, what is the measure of C + D?

The diagonals of a parallelogram ABCD intersect at O. If BAC = 40° and BDC = 60°, then AOB is

The diagonals of a rectangle ABCD cut at K. If AKB = 110°, then ACB and ACD are respectively equal to

In the given figure, AO and DO are the bisectors of A and D respectively of the quadrilateral ABCD. AOD is equal to

A diagonal of a rectangle is inclined to one side of the rectangle at 30°. The acute angle between the diagonals is

The diagonals of a rectangle ABCD cut at N. If ABD = 74⁰, then DNC is equal to

In the given figure, ABCD is a trapezium in which AB = 7 cm, AD = BC = 13 cm, DC = x cm and the distance between AB and DC is 5 cm. The value of x is

ABCD is a rhombus. If ACB = 50°, then ADB is

ABCD is a square. A straight line CPQ cuts BD at P and BA is produced at Q. If CPD = 80⁰, then CQA is equal to

What is the sum of the angles of a quadrilateral?

The quadrilateral formed by joining the midpoints of the sides of a quadrilateral PQRS, taken in order, is a rectangle if

PQRS is a parallelogram, PT is perpendicular to SR and RV is perpendicular to PS. If PQ = 16 cm, PT = 8 cm and VR = 10 cm, then find PS.

If ABCD is an isosceles trapezium, C is equal to

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

In the given figure, ABCD is a parallelogram, where BL and DM are perpendicular to AC. Which of the following relations holds true?

The number of measurements required to construct a quadrilateral is

If angles P, Q, R and S of a quadrilateral PQRS are in the ratio of 3 : 7 : 6 : 4, then PQRS is a

Sides QP and SR of a quadrilateral PQRS are produced as shown in figure. In this case, a + b is equal to

To construct a parallelogram, the minimum number of measurements required is

If PQ and RS are two perpendicular diameters of a circle, then PRQS is a