12. What is the name given to a quadrilateral in which, a. One pair of opposite sides are parallel.b. Two adjacent pairs of sides are of equal length.c. A special type of rhombus having all angles equal.d. Two line segments, whose lengths are 12cm and 8 cm, bisect each other at rightangles and their end points are joined together.

12. What is the name given to a quadrilateral in which, a. One pair

1.	12. What is the name given to a quadrilateral in which, a. One pair of opposite sides are parallel.b. Two adjacent pairs of sides are of equal length.c. A special type of rhombus having all angles equal.d. Two line segments, whose lengths are 12cm and 8 cm, bisect each other at rightangles and their end points are joined together.
Answer» FIGURES below are SPECIAL types of QUADRILATERALS. Trapezium A trapezium is a quadrilateral with exactly 1 PAIR of parallel sides. Parallelogram A Parallelogram is a quadrilateral with 2 pairs of parallel sides. Rhombus A rhombus is a parallelogram with 4 sides of equal length.