Solve
Study
Textbooks
Guides
Use app
Login
>>
Class 8
>>
Maths
>>
Understanding Quadrilaterals
>>
Hard Questions
Understanding Quadrilaterals
Maths
8286 Views
Easy Qs
Med Qs
Hard Qs
>
In a parallelogram
$ABCD$
, if
$AB=2x+5,CD=y+1,AD=y+5$
and
$BC=3x−4$
, what is the ratio of
$AB$
and
$BC$
?
A
$71:21$
B
$12:11$
C
$31:35$
D
$4:7$
Hard
View solution
>
How many sides does a polygon have if the sum of the interior angles is
$1440_{o}$
Hard
View solution
>
If an angle of a parallelogram is four-fifths of its adjacent angle, what are the angles of the parallelogram?
A
$60_{o},120_{o},60_{o},120_{o}$
B
$90_{o},90_{o},90_{o},90_{o}$
C
$80_{o},100_{o},80_{o},100_{o}$
D
$30_{o},150_{o},30_{o},150_{o}$
Hard
View solution
>
In the diagram, KLMN is a constructed parallelogram.
Find the value of
$∠KLM$
A
$15_{0}$
B
$30_{0}$
C
$45_{0}$
D
$60_{0}$
Hard
View solution
>
The parallelogram PQRS is formed by joining together four equilateral triangles of side 1 unit, as shown in the figure.
What is the length of the diagonal SQ?
A
$7 $
B
$8 $
C
$6 $
D
$5 $
Hard
View solution
>
Which of the following statement(s) is/are correct ?
A
A parallelogram in which two adjacent angles are equal is a rectangle.
B
A quadrilateral in which both pairs of opposite angles are equal is parallelogram
C
In a parallelogram the number of acute angles is two.
D
All of these
Hard
View solution
>
If ABCD is a parallelogram, then
$∠A−∠C= $
A
$180_{0}$
B
$0_{0}$
C
between
$10_{0}$
&
$180_{0}$
D
None of these
Hard
View solution
>
How many sides does a polygon have if the sum of the interior angles is:
$900_{o}$
Hard
View solution
>
A parallelogram and a triangle stand on the same side of the base with the same base and on the same side of the base with the same height. If
$l_{1}$
,
$l_{2}$
be the perimeters of the parallelogram and the rectangle respectively, then the which one of the following is correct?
A
$l_{1}<l_{2}$
B
$l_{1}=l_{2}$
C
$l_{1}>l_{2}$
but
$l_{1}=2l_{2}$
D
$l_{1}=2l_{2}$
Hard
View solution
>
A school was having 4 Hexagonal buildings joined to each other. They wanted to utilize the space between the 4 buildings to make a playground. The shape is that of a parallelogram. Can you find the measure of the angles as opposite angles are equal?
A
$60_{o},120_{o}$
B
$20_{o},60_{o}$
C
$80_{o},120_{o}$
D
$40_{o},40_{o}$
Hard
View solution
>