Question

.A quadrilateral in which one pair of opposite sides are parallel is called a _______________.

A) Paralellogram
B) Trapezium
C) rectangle
D) square​

Answer 1

trapezium

⇒ We know that in square, rectangle and parallelogram two pairs of opposite sides are parallel, so answer can not be square, rectangle or parallelogram

⇒ We also know the properties of trapezium in which only one pair of opposite sides are equal.

⇒ So, correct answer is option B trapezium

Answer 2

Answer:

A quadrilateral in which one pair of opposite sides are parallel is called a  Trapezium.

option B) Trapezium

Step-by-step explanation:

A quadrilateral in which only one pair of opposite side is parallel is

called a trapezium.

While,

⇒ Parallelogram is a quadrilateral in which the pair of opposite sides are parallel.

⇒Rectangle is a quadrilateral in which every angle is 90°,opposite sides are equal and parallel,  all angles are right angles and both the diagonals are equal in length and bisect each other

⇒ A square is a quadrilateral in which  all the sides are equal in length , all the angles are 90°and diagonals are equal and bisect each other at 90°.

hope its helpful