ICSE Board Practice

ICSE Grade IX - Quadrilaterals
Question 1
1.
    • In parallelogram
    • FGHI
    • ,
    • diagonals
    •  


      GI
       
       
    • and
    •  


      FH
       
       
    • intersect at
    • J
    • . Then
    • HI
       
      =
  • GI
  • IF
  • FG
  • FH
  • GH
Question 2
2.
    • In rhombus
    • IJKL
    • , diagonals
    •  


      IK
       
       
    • and
    •  


      JL
       
       
    • intersect at
    • M
    • . Then
    • LI
  • KL
  • IJ
  • JL
  • JK
Question 3
3.
    • In the adjoining figure,
    • HIJK
    • is a rectangle.
    • If
    • ∠JHI = 38.66°
    • , find
    • ∠JLI
  • 76.32°
  • 79.32°
  • 78.32°
  • 75.32°
  • 77.32°
Question 4
4.
Find the missing angle in the given parallelogram
  • 124.27°
  • 139.27°
  • 119.27°
  • 109.27°
  • 114.27°
Question 5
5.
In which of the following are the diagonals equal ?
  • trapezium
  • parallelogram
  • None of these
  • rhombus
  • rectangle
Question 6
6.
    • In kite
    • LMNO
    • ,
    •  


      LN
       
       
    • and
    •  


      MO
       
       
    • are diagonals. Then
    • △PNM
  • △OMN
  • △PML
  • △OML
  • △POL
  • △PNO
Question 7
7.
    • In the adjoining figure,
    • DEFG
    • is a parallelogram in which
    • ∠GDF = 30.5°
    • ,
    • ∠FDE = 53.72°
    • ,
    • ∠GHF = 64.28°
    • . Calculate
    • ∠DEG
  • 64.00°
  • 60.00°
  • 62.00°
  • 61.00°
  • 63.00°
Question 8
8.
Identify the figure below
  • rectangle
  • trapezium
  • kite
  • square
  • parallelogram
Question 9
9.
    • In the figure given below,
    • FGHI
    • is a rhombus.
    • Find the values of x and y
  • x
    =
    52.48°
    ,
    y
    =
    52.48°
  • x
    =
    54.48°
    ,
    y
    =
    54.48°
  • x
    =
    55.48°
    ,
    y
    =
    55.48°
  • x
    =
    53.48°
    ,
    y
    =
    53.48°
  • x
    =
    51.48°
    ,
    y
    =
    51.48°
Question 10
10.
Find the missing angle in the given rhombus
  • 106.26°
  • 116.26°
  • 121.26°
  • 136.26°
  • 111.26°