MEDIUM
9th CBSE
IMPORTANT
Earn 100

Which of the following is not true for a parallelogram?
Diagonals bisects each other
Opposite sides are equal
Opposite angles are equal
Opposite angles are bisected by the diagonals.

Important Questions on Quadrilaterals

MEDIUM
9th CBSE
IMPORTANT
Full Marks Mathematics 9>Chapter 8 - Quadrilaterals>TEST YOUR SKILLS>Q 21
ABCD is a parallelogram such that its diagonals are equal. What is the measure of ∠ABC?
MEDIUM
9th CBSE
IMPORTANT
Full Marks Mathematics 9>Chapter 8 - Quadrilaterals>TEST YOUR SKILLS>Q 22
Is the statement: ''diagonals of a rhombus are equal and perpendicular to each other''
(i) False
(ii) True
(iii) Sometimes true and sometimes false.
MEDIUM
9th CBSE
IMPORTANT
Full Marks Mathematics 9>Chapter 8 - Quadrilaterals>TEST YOUR SKILLS>Q 23

In the statement, ''If three angles of a quadrilateral ABCD are equal, then it is a parallelogram.''

True, False, May or may not be true.

MEDIUM
9th CBSE
IMPORTANT
Full Marks Mathematics 9>Chapter 8 - Quadrilaterals>TEST YOUR SKILLS>Q 24
What do the two angles of a quadrilateral having a common arm are called?
MEDIUM
9th CBSE
IMPORTANT
Full Marks Mathematics 9>Chapter 8 - Quadrilaterals>TEST YOUR SKILLS>Q 25
What do the two angles of a quadrilateral having no common arm are called?
EASY
9th CBSE
IMPORTANT
Full Marks Mathematics 9>Chapter 8 - Quadrilaterals>TEST YOUR SKILLS>Q 26
Which of the following is true?
(i) The diagonals of a trapezium are always equal
(ii) A trapezium can be parallelogram but a parallelogram cannot be a trapezium.
(iii) A parallelogram can be a trapezium but a trapezium cannot be a parallelogram.
MEDIUM
9th CBSE
IMPORTANT
Full Marks Mathematics 9>Chapter 8 - Quadrilaterals>TEST YOUR SKILLS>Q 27
In a parallelogram ABCD, if ∠C=80°, then what is the measure of ∠A?
MEDIUM
9th CBSE
IMPORTANT
Full Marks Mathematics 9>Chapter 8 - Quadrilaterals>TEST YOUR SKILLS>Q 28
In a parallelogram ABCD, if ∠A=100° then what is the measure of ∠D?