Series RTEQ.P. Code 57/-3/0
Roll No.
RTE LEARN · CBSE PATTERN 2026–27
MATHEMATICS
Unit test · Ch 4: Quadrilaterals
Time allowed : 40 MinutesMaximum Marks : 20
General Instructions :
Read the following instructions carefully and follow them :
(i)This question paper contains 11 questions. All questions are compulsory.
(ii)This question paper is divided into three sections – A, B and C.
(iii)In Section A, Question numbers 1 to 5 carry 1 mark each.
(iv)In Section B, Question numbers 6 to 8 are very short answer (VSA) type questions carrying 02 marks each.
(v)In Section C, Question numbers 9 to 11 are short answer (SA) type questions carrying 03 marks each.
(vi)Draw neat figures wherever required. Take π = 22/7 wherever required, if not stated.
(vii)Use of calculators is not allowed.
SECTION A
This section comprises 5 questions of 1 mark each.
1.1
What is the sum of all angles in any quadrilateral?
2.1
Define a rectangle using its angles.
3.1
What is a quadrilateral with all four sides equal called?
4.1
At what angle do the diagonals of a rhombus intersect?
5.1
What is a quadrilateral with at least one pair of parallel opposite sides called?
SECTION B
This section comprises 3 very short answer (VSA) type questions of 2 marks each.
6.2
In a parallelogram, one angle is 30°. Find the adjacent and opposite angles.
7.2
State two properties of the diagonals of a rectangle.
8.2
In a kite ABCD with AB=BC and CD=DA, what does diagonal BD do to angles ABC and ADC?
SECTION C
This section comprises 3 short answer (SA) type questions of 3 marks each.
9.3
Prove that if all angles of a quadrilateral are 90°, the opposite sides must be equal (i.e., it is a rectangle).
10.3
A quadrilateral has four equal sides and one angle of 90°. Prove it must be a square.
11.3
Explain why isosceles trapeziums are not always parallelograms.
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