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Quadrilaterals




Question


Q1. The opposite angles of a cyclic Quadrilateral are ___________.
(a) 1800 (b) 2400 (c) 600 (d) 900

Solution.
(a) 1800
Solution

Q2. Three of a Quadrilateral are respectively = 40° 50° and 150° . Find the fourth angle .

120°
Solution

Q3. If the diagonals(diagonals are not equal) of a Quadrilateral bisect each other at right angle , then it is __________ .
(a) square (b) trapezium (c) rectangle (d) rhombus

Solution.
rhombus
Solution

Q4. In the parallelogram , the bisector of any two consecutive angles intersect at _________ .
(a) 60° (b) 45° (c) 90° (d) 120°

Solution.
90°
Solution

Q5. The Quadrilateral formed by joining the mid-point of the sides of a square , is also a _________ .
(a) rectangle (b) square (c) trapezium (d) None of these

Solution.
square
Solution