ICSE Board Practice

Class VI Class VII Class VIII Class IX Class X
ICSE Grade VI - Angles
Question 1
1.
Which of the following is a reflex angle?
  • 360°
  • 90°
  • 204°
  • 180°
  • 0°
Question 2
2.
Find the value of c in the figure below
  • 20
  • 19
  • 17
  • 18
  • 15
Question 3
3.
Which of the following is an obtuse angle?
  • 90°
  • 248°
  • 155°
  • 360°
  • 74°
Question 4
4.
    • Find the supplementary angle of
    •  
    • 106 °   43 '   35 "
  • 83 °   16 '   25 "
  • 73 °   16 '   35 "
  • 73 °   26 '   25 "
  • 73 °   16 '   25 "
  • 58 °   6 '   25 "
Question 5
5.
Which of the following is a zero angle?
  • 0°
  • 180°
  • 90°
  • 125°
  • 47°
Question 6
6.
    • Which of the following pairs of angles are complementary?
      • 53 °   47 '   21 "
      • ,
      • 36 °   2 '   39 "
      • 53 °   47 '   21 "
      • ,
      • 36 °   22 '   39 "
      • 53 °   47 '   21 "
      • ,
      • 36 °   12 '   39 "
      • 53 °   37 '   21 "
      • ,
      • 36 °   12 '   39 "
      • 53 °   57 '   21 "
      • ,
      • 35 °   52 '   39 "
Question 7
7.
Which of the given figures is wrong?
  • IV
  • III
  • II
  • I
Question 8
8.
The following angle represents
  • reflex angle
  • obtuse angle
  • acute angle
  • complete angle
  • right angle
Question 9
9.
    • Which of the following pairs of angles are supplementary?
      • 40 °   4 "
      • ,
      • 140 °   9 '   56 "
      • 39 °   50 '   4 "
      • ,
      • 139 °   59 '   56 "
      • 40 °   4 "
      • ,
      • 139 °   49 '   56 "
      • 40 °   4 "
      • ,
      • 139 °   59 '   56 "
      • 40 °   10 '   4 "
      • ,
      • 139 °   39 '   56 "
Question 10
10.
Which of the following are adjacent angles in the below figure?
  • ∠EOF , ∠COD
  • ∠DOE , ∠FOB
  • ∠BOC , ∠COD
  • ∠FOB , ∠COD
  • ∠COD , ∠EOF