All the angles of a quadrilateral are equal. What special name is given to this quadrilateral?
In quadrilateral ABCD, ∠A + ∠D = 180º. What special name can be given to this quadrilateral?
Re-read the story on Rathnam as well as the provisions of the 1989 Scheduled Castes and
Scheduled Tribes (Prevention of Atrocities) Act. Now list one reason why you think he used this
law to file a complaint.
Can the angles 110º, 80º, 70º and 95º be the angles of a quadrilateral? Why or why not?
Diagonals of a parallelogram are perpendicular to each other. Is this statement true? Give reason for your answer.
List two Fundamental Rights in the Constitution that Dalits can draw upon to insist that they be
treated with dignity and as equals. Re-read the Fundamental Rights listed on
page 14 to help you answer this question.
Diagonals AC and BD of a parallelogram ABCD intersect each other at O.
If OA = 3 cm and OD = 2 cm, determine the lengths of AC and BD
Diagonals AC and BD of a quadrilateral ABCD intersect each other at O such that OA : OC = 3: 2. Is ABCD a parallelogram? Why or why not?
Three angles of a quadrilateral ABCD are equal. Is it a parallelogram? Why or why not?
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