EduSahara™ Assignment
Name : Quadrilateral Concepts
Chapter : Quadrilaterals
Grade : CBSE Grade IX
License : Non Commercial Use
Question 1
1.
Identify the figure below
  • (i)
    hexagon
  • (ii)
    quadrilateral
  • (iii)
    heptagon
  • (iv)
    nonagon
  • (v)
    octagon
Question 2
2.
The sides of the quadrilateral are
  • (i)
     


    MN
     
     
    ,
     


    NO
     
     
    ,
     


    OP
     
     
    ,
     


    PM
     
     
  • (ii)
     


    MN
     
     
    ,
     


    NP
     
     
    ,
     


    PQ
     
     
    ,
     


    QM
     
     
  • (iii)
     


    MO
     
     
    ,
     


    OP
     
     
    ,
     


    PN
     
     
    ,
     


    NM
     
     
  • (iv)
     


    MO
     
     
    ,
     


    ON
     
     
    ,
     


    NP
     
     
    ,
     


    PM
     
     
  • (v)
     


    MN
     
     
    ,
     


    NO
     
     
    ,
     


    OQ
     
     
    ,
     


    QM
     
     
Question 3
3.
The name of the quadrilateral is
  • (i)
    OPRS
  • (ii)
    OQRP
  • (iii)
    OPQS
  • (iv)
    OQPR
  • (v)
    OPQR
Question 4
4.
The angles of the quadrilateral are
  • (i)
    ∠O , ∠P , ∠Q , ∠T
  • (ii)
    ∠O , ∠P , ∠Q , ∠R
  • (iii)
    ∠O , ∠P , ∠R , ∠S
  • (iv)
    ∠O , ∠P , ∠Q , ∠S
  • (v)
    ∠O , ∠P , ∠R , ∠T
Question 5
5.
The vertices of the quadrilateral are
  • (i)
    H , I , K , M
  • (ii)
    H , I , J , L
  • (iii)
    H , I , J , K
  • (iv)
    H , I , K , L
  • (v)
    H , I , J , M
Question 6
6.
The diagonals of the quadrilateral are
  • (i)
     


    OQ
     
     
    ,
     


    NP
     
     
  • (ii)
     


    OR
     
     
    ,
     


    NP
     
     
  • (iii)
     


    PQ
     
     
    ,
     


    NO
     
     
  • (iv)
     


    OR
     
     
    ,
     


    NQ
     
     
  • (v)
     


    PO
     
     
    ,
     


    NQ
     
     
Question 7
7.
The adjacent sides of the quadrilateral are
  • (i)
     


    KL
     
     
    &
     


    LN
     
     
    ,
     


    LN
     
     
    &
     


    NO
     
     
    ,
     


    NO
     
     
    &
     


    OK
     
     
    ,
     


    OK
     
     
    &
     


    KL
     
     
  • (ii)
     


    KL
     
     
    &
     


    LM
     
     
    ,
     


    LM
     
     
    &
     


    MO
     
     
    ,
     


    MO
     
     
    &
     


    OK
     
     
    ,
     


    OK
     
     
    &
     


    KL
     
     
  • (iii)
     


    KM
     
     
    &
     


    ML
     
     
    ,
     


    ML
     
     
    &
     


    LN
     
     
    ,
     


    LN
     
     
    &
     


    NK
     
     
    ,
     


    NK
     
     
    &
     


    KM
     
     
  • (iv)
     


    KM
     
     
    &
     


    MN
     
     
    ,
     


    MN
     
     
    &
     


    NL
     
     
    ,
     


    NL
     
     
    &
     


    LK
     
     
    ,
     


    LK
     
     
    &
     


    KM
     
     
  • (v)
     


    KL
     
     
    &
     


    LM
     
     
    ,
     


    LM
     
     
    &
     


    MN
     
     
    ,
     


    MN
     
     
    &
     


    NK
     
     
    ,
     


    NK
     
     
    &
     


    KL
     
     
Question 8
8.
The opposite sides of the quadrilateral are
  • (i)
     


    BD
     
     
    &
     


    CE
     
     
    ,
     


    DC
     
     
    &
     


    EB
     
     
  • (ii)
     


    BD
     
     
    &
     


    EC
     
     
    ,
     


    DE
     
     
    &
     


    CB
     
     
  • (iii)
     


    BC
     
     
    &
     


    EF
     
     
    ,
     


    CE
     
     
    &
     


    FB
     
     
  • (iv)
     


    BC
     
     
    &
     


    DE
     
     
    ,
     


    CD
     
     
    &
     


    EB
     
     
  • (v)
     


    BC
     
     
    &
     


    DF
     
     
    ,
     


    CD
     
     
    &
     


    FB
     
     
Question 9
9.
The adjacent angles of the quadrilateral are
  • (i)
    ∠L & ∠M , ∠M & ∠N , ∠N & ∠O , ∠O & ∠L
  • (ii)
    ∠L & ∠N , ∠N & ∠O , ∠O & ∠M , ∠M & ∠L
  • (iii)
    ∠L & ∠N , ∠N & ∠M , ∠M & ∠O , ∠O & ∠L
  • (iv)
    ∠L & ∠M , ∠M & ∠O , ∠O & ∠P , ∠P & ∠L
  • (v)
    ∠L & ∠M , ∠M & ∠N , ∠N & ∠P , ∠P & ∠L
Question 10
10.
The opposite angles of the quadrilateral are
  • (i)
    ∠B & ∠D , ∠C & ∠E
  • (ii)
    ∠B & ∠D , ∠C & ∠F
  • (iii)
    ∠B & ∠E , ∠D & ∠C
  • (iv)
    ∠B & ∠E , ∠C & ∠F
  • (v)
    ∠B & ∠C , ∠D & ∠E
    Assignment Key

  •  1) (ii)
  •  2) (i)
  •  3) (v)
  •  4) (ii)
  •  5) (iii)
  •  6) (i)
  •  7) (v)
  •  8) (iv)
  •  9) (i)
  •  10) (i)