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प्रश्न
In Fig. 16.19, ABCD is a quadrilateral.
How many pairs of adjacent sides are there?
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उत्तर
\[ \text{ Four } \]
संबंधित प्रश्न
Complete of the following, so as to make a true statement:
A quadrilateral has .... diagonals.
In Fig. 16.19, ABCD is a quadrilateral.
How many pairs of adjacent angles are there?
Angles of a quadrilateral are (4x)°, 5(x+2)°, (7x – 20)° and 6(x+3)°. Find :
(i) the value of x.
(ii) each angle of the quadrilateral.
In quadrilateral PQRS, ∠P : ∠Q : ∠R : ∠S = 3 : 4 : 6 : 7.
Calculate each angle of the quadrilateral and then prove that PQ and SR are parallel to each other
(i) Is PS also parallel to QR?
(ii) Assign a special name to quadrilateral PQRS.
The angles A, B, C and D of a trapezium ABCD are in the ratio 3: 4: 5: 6. Le. ∠A : ∠B : ∠C : ∠D = 3:4: 5 : 6. Find all the angles of the trapezium. Also, name the two sides of this trapezium which are parallel to each other. Give reason for your answer.
Angle A of an isosceles trapezium ABCD is 115°; find the angles B, C and D.
The diagonals of the quadrilateral DEFG are ______ and ______.
The number of straight angles in the following figure is ______.
In the following figure, What is BD – DE?
Which of the following is a key requirement for correctly naming a □ABCD?
