ICSE Board Practice

Class VI Class VII Class VIII Class IX Class X
ICSE Grade VIII - Symmetry, Reflection and Rotation
Question 1
1.
    • Write down the coordinates when reflected in the x-axis
    • (
      3
      ,
      8
      )
    • ,
    • (
      (
      −
      4
      )
      ,
      3
      )
    • ,
    • (
      6
      ,
      1
      )
    • (
      3
      ,
      8
      )
    • ,
    • (
      (
      −
      4
      )
      ,
      3
      )
    • ,
    • (
      9
      ,
      2
      )
    • (
      3
      ,
      8
      )
    • ,
    • (
      (
      −
      4
      )
      ,
      3
      )
    • ,
    • (
      8
      ,
      3
      )
    • (
      2
      ,
      9
      )
    • ,
    • (
      (
      −
      4
      )
      ,
      3
      )
    • ,
    • (
      8
      ,
      3
      )
    • (
      3
      ,
      8
      )
    • ,
    • (
      (
      −
      2
      )
      ,
      5
      )
    • ,
    • (
      8
      ,
      3
      )
Question 2
2.
Which of the following quadrilaterals have four lines of symmetry?
a)
kite
b)
rhombus
c)
trapezium
d)
rectangle
e)
parallelogram
f)
square
g)
isosceles trapezium
  • {b,f}
  • {e,f}
  • {f}
  • {a,f}
  • {c,d,f}
Question 3
3.
The English alphabet letter 'O' has how many lines of symmetry?
  • infinite
  • three
  • zero
  • one
  • two
Question 4
4.
Which of the following figures have infinite lines of symmetry?
a)
semicircle
b)
line segment
c)
n-sided polygon where n is very large
d)
sector of a circle
e)
circle
  • {a,e}
  • {e}
  • {b,e}
  • {c,d,e}
Question 5
5.
Which of the following figures neither have line symmetry nor point symmetry nor rotational symmetry?
a)
angle with equal arms
b)
isosceles triangle
c)
line segment
d)
scalene triangle
e)
equilateral triangle
  • {c,e,d}
  • {a,d}
  • {b,d}
  • {d}
Question 6
6.
Which of the following quadrilaterals have three lines of symmetry?
a)
rectangle
b)
square
c)
isosceles trapezium
d)
trapezium
e)
none
f)
rhombus
g)
parallelogram
  • {c,d,e}
  • {f,e}
  • {b,e}
  • {a,e}
  • {e}
Question 7
7.
    • Write down the coordinates when reflected in the origin
    • (
      (
      −
      1
      )
      ,
      0
      )
    • ,
    • (
      (
      −
      1
      )
      ,
      (
      −
      8
      )
      )
    • ,
    • (
      (
      −
      9
      )
      ,
      9
      )
    • (
      1
      ,
      0
      )
    • ,
    • (
      1
      ,
      8
      )
    • ,
    • (
      7
      ,
      (
      −
      11
      )
      )
    • (
      1
      ,
      0
      )
    • ,
    • (
      3
      ,
      10
      )
    • ,
    • (
      9
      ,
      (
      −
      9
      )
      )
    • (
      1
      ,
      0
      )
    • ,
    • (
      1
      ,
      8
      )
    • ,
    • (
      10
      ,
      (
      −
      10
      )
      )
    • (
      1
      ,
      0
      )
    • ,
    • (
      1
      ,
      8
      )
    • ,
    • (
      9
      ,
      (
      −
      9
      )
      )
    • (
      0
      ,
      1
      )
    • ,
    • (
      1
      ,
      8
      )
    • ,
    • (
      9
      ,
      (
      −
      9
      )
      )
Question 8
8.
    • Find the new position of point
    • (
      4
      ,
      9
      )
    • when rotated through
    • 90°
    • clockwise about the origin
  • (
    9
    ,
    4
    )
  • (
    (
    −
    9
    )
    ,
    (
    −
    4
    )
    )
  • (
    9
    ,
    (
    −
    4
    )
    )
  • (
    (
    −
    4
    )
    ,
    9
    )
  • (
    (
    −
    9
    )
    ,
    4
    )
Question 9
9.
Identify the line(s) of symmetry in the following figure
  • none
  • r
  • q
  • { p, q, r }
  • p
Question 10
10.
Given figure has how many lines of symmetry?
  • 4
  • 5
  • 8
  • 2
  • 6