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CBSE Questions for Class 8 Maths Understanding Quadrilaterals Quiz 11 - MCQExams.com

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 l1, l2 be the perimeters of the parallelogram and the rectangle respectively, then the which one of the  following is correct?
  • l1<l2
  • l1=l2
  • l1>l2 but l12l2
  • l1=2l2
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?
  • 60o,120o
  • 20o,60o
  • 80o,120o
  • 40o,40o
Classify the following into open and closed curves
741673_8a0c3e739fad4c1b845fb3cd756975b6.png
  • Open (b,p,r) Closed ( a,c,q)
  • Open (b,q ,c) Closed (a,p,r)
  • Open (p,q,a ) Closed (r,c,b)
  • Open (r,b,a) closed (p,q,c)
Which of the following statement(s) is/ are correct?
  • A parallelogram in which two adjacent angles are equal is a rectangle
  • A quadrilateral in which both pairs of opposite angles are equal is parallelogram
  • In a parallelogram the number of acute angles is two
  • All of these
A parallelogram with all equal sides are called _________.
  • Rhombus
  • Rectangle
  • Polygon
  • None of these
Select the CORRECT match. (A)  (B)   
  • Two pairs of parallel sides - Trapezium
  • A rhombus with 4 right angles - Rectangle
  • Parallelogram with 4 right angles - Rectangle
  • Diagonals are perpendicular to one another -

    Trapezium
In the given figure, ABCD is a parallelogram, AL BC, AM CD, AL=4cm and AM=5cm. If BC=6.5cm, then find CD.
725937_a052c64e983a4528afb578abb06040d4.jpg
  • 5.2cm
  • 8.7cm
  • 6.5cm
  • 3.3cm
Which of the following closed plane figures is/are not polygons?
Fill in the blanks.
Any drawing ( straight or non-Straight) done without lifting the pencil may be a_____P_____. A____Q____is the one that does not cross itself . A curve is said to be ___R__ if its ends are joined. A____S___is a simple closed curve made up of lines segments.
  • P-Curve, Q-Open curve, R-Closed, S-Line
  • P-Line, Q-Curve, R-Open, S-Line
  • P-Curve, Q-Simple curve, R-Closed, S-Polygon
  • P-Curved, Q-Closed curve, R-Open, S-Circle
In the given figure, if TS||QV,SV||TQ,QRS=115, then TQR is equal to
1183067_e904d1942e7b489392d86e09aad57277.png
  • 65
  • 115
  • 45
  • 25
The length of the diagonal BD of the parallelogram ABCD is 18 cm. If p and Q are the Centroid of the ABC and ADC respectively then length of the line segment PQ is: 
  • 4 cm
  • 6 cm
  • 9 cm
  • 12 cm
p is a point in the interior of gm ABCD. If the area of gm ABCD is 60 cm2.ar(ADP)+ar(BPC)=
1237410_f2efe8cde0904f978866a360af7ce2ec.png
  • 15 cm2
  • 30 cm2
  • 45 cm2
  • 20 cm2
ABCD is a parallelogram P is a point of AD such that APAD=12015.Q is the point of intersection of AC and BP. Then AQAC=
1257856_b94569b57d274ca9a2328ceaf2b3a4d7.png
  • 20002016
  • 20152016
  • 20182016
  • 12016
The following figure shows a ABCD in which AB is quarlled to DC and AD=BC
1246323_df9634ffde0b41389988ddf93accaee0.PNG
  • DAB=CBA
  • ADC=BCD
  • ADC=BD
  • OA=OBANDOC=OD
ABCD is a parallelogram. AP bisects A and CQ bisects C.P lies on CD and Q lies on AB. Then
  • ABCQ
  • APCQ
  • AQBC
  • None of these
A parallelogram, the lengths of whose sides are 11 cm and 13 cm, has one diagonal 20 cm, long the length of another diagonal is 
  • 12 cm
  • 20 cm
  • 66 cm
  • 25 cm
The two adjacent sides of a parallelogram are 4 cm and 9 cm. The ratio of its altitude is 
  • 21 : 22
  • 4 : 9
  • 16 : 81
  • 11 : 37
In the given figure, ABCD is a parallelogram, ADE=50 and ACE=BED=90. The value of EAC+ABC2DAC is
1399229_50788b9f12b745a8bd12ba7b4707c1a6.JPG
  • 20
  • 10
  • 30
  • 40
In the given figure, ABCD is a parallelogram such that AB||CD and AD||BC with opposite angles equal. If DA=DX, then find the values of m and n.
1477709_bb2eb37f33e946e482fc6deb9cc41762.jpg
  • m=24.n=34.
  • m=24.n=24.
  • m=34.n=24.
  • m=34.n=34.
In the given figure, ABCD is a parallelogram. If AB = 12 cm, AE = 7.5 cm, CF = 15 cm then AD =
1431385_1759c674df6f405d8c68ea2a556d3714.PNG
  • 3 cm
  • 6 cm
  • 8 cm
  • 10.5 cm
ABCD is a parallelogram, AB=14 cm, BC=18 cm and AC=16 cm, then the length of the diagonal is_
  • 24cm
  • 36cm
  • 28cm
  • 32cm
The altitude of a parallelogram is twice of the length of the base and its area is 900 cm2 . The length of base and altitude respectively are
  • 152cm,302cm
  • 252cm,352cm
  • 452cm,552cm
  • 652cm,752cm
In the given figure , ABCD and BDCE are parallelograms with common base DC . If BC BD , then BEC
1792038_69306b304f0b43548173e1bab5419121.png
  • 60
  • 30
  • 150
  • 120
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