Page 1 Q u e s t i o n : 6 Complete the following table: Shapes Rough Figure Number of lines of symmetry i Scalene triangle 0 ii Isosceles triangle 1 iii Equilateral triangle iv Rectangle v Square vi Parallelogram vii Rhombus viii Line ix Line segment x Angle xi Isosceles trepezium xii Kite xiii Arrow-head xiv Semi-circle xv Circle xvi Regular pentagon xvii Regular hexagon S o l u t i o n : Shapes Rough Figure Number of lines of symmetry i Scalene triangle 0 ii Isosceles triangle 1 Page 2 Q u e s t i o n : 6 Complete the following table: Shapes Rough Figure Number of lines of symmetry i Scalene triangle 0 ii Isosceles triangle 1 iii Equilateral triangle iv Rectangle v Square vi Parallelogram vii Rhombus viii Line ix Line segment x Angle xi Isosceles trepezium xii Kite xiii Arrow-head xiv Semi-circle xv Circle xvi Regular pentagon xvii Regular hexagon S o l u t i o n : Shapes Rough Figure Number of lines of symmetry i Scalene triangle 0 ii Isosceles triangle 1 iii Equilateral triangle 3 iv Rectangle 2 v Square 4 vi Parallelogram 0 vii Rhombus 2 viii Line Infinitely many ix Line segment 1 x Angle 1 xi Isosceles trapezium 1 Page 3 Q u e s t i o n : 6 Complete the following table: Shapes Rough Figure Number of lines of symmetry i Scalene triangle 0 ii Isosceles triangle 1 iii Equilateral triangle iv Rectangle v Square vi Parallelogram vii Rhombus viii Line ix Line segment x Angle xi Isosceles trepezium xii Kite xiii Arrow-head xiv Semi-circle xv Circle xvi Regular pentagon xvii Regular hexagon S o l u t i o n : Shapes Rough Figure Number of lines of symmetry i Scalene triangle 0 ii Isosceles triangle 1 iii Equilateral triangle 3 iv Rectangle 2 v Square 4 vi Parallelogram 0 vii Rhombus 2 viii Line Infinitely many ix Line segment 1 x Angle 1 xi Isosceles trapezium 1 xii Kite 1 xiii Arrow-head 1 xiv Semi-circle 1 xv Circle Infinitely many xvi Regular pentagon 5 xvii Regular hexagon 6 Page 4 Q u e s t i o n : 6 Complete the following table: Shapes Rough Figure Number of lines of symmetry i Scalene triangle 0 ii Isosceles triangle 1 iii Equilateral triangle iv Rectangle v Square vi Parallelogram vii Rhombus viii Line ix Line segment x Angle xi Isosceles trepezium xii Kite xiii Arrow-head xiv Semi-circle xv Circle xvi Regular pentagon xvii Regular hexagon S o l u t i o n : Shapes Rough Figure Number of lines of symmetry i Scalene triangle 0 ii Isosceles triangle 1 iii Equilateral triangle 3 iv Rectangle 2 v Square 4 vi Parallelogram 0 vii Rhombus 2 viii Line Infinitely many ix Line segment 1 x Angle 1 xi Isosceles trapezium 1 xii Kite 1 xiii Arrow-head 1 xiv Semi-circle 1 xv Circle Infinitely many xvi Regular pentagon 5 xvii Regular hexagon 6 Q u e s t i o n : 7 Consider the English alphabets A to Z. List among them the letters which have i vertical line of symmetry. likeA ii horizontal lines of symmetry. likeB iii vertical and horizontal lines of symmetry. likeI iv no line of symmetry. likeQ S o l u t i o n : i ii iii Page 5 Q u e s t i o n : 6 Complete the following table: Shapes Rough Figure Number of lines of symmetry i Scalene triangle 0 ii Isosceles triangle 1 iii Equilateral triangle iv Rectangle v Square vi Parallelogram vii Rhombus viii Line ix Line segment x Angle xi Isosceles trepezium xii Kite xiii Arrow-head xiv Semi-circle xv Circle xvi Regular pentagon xvii Regular hexagon S o l u t i o n : Shapes Rough Figure Number of lines of symmetry i Scalene triangle 0 ii Isosceles triangle 1 iii Equilateral triangle 3 iv Rectangle 2 v Square 4 vi Parallelogram 0 vii Rhombus 2 viii Line Infinitely many ix Line segment 1 x Angle 1 xi Isosceles trapezium 1 xii Kite 1 xiii Arrow-head 1 xiv Semi-circle 1 xv Circle Infinitely many xvi Regular pentagon 5 xvii Regular hexagon 6 Q u e s t i o n : 7 Consider the English alphabets A to Z. List among them the letters which have i vertical line of symmetry. likeA ii horizontal lines of symmetry. likeB iii vertical and horizontal lines of symmetry. likeI iv no line of symmetry. likeQ S o l u t i o n : i ii iii iv Q u e s t i o n : 8 Can you draw a triangle having: i exactly one line of symmetry. ii exactly two lines of symmetry. iii three lines of symmetry. iv no line of symmetry. S o l u t i o n : i Yes; isosceles triangle ii No iii Yes; equilateral triangle ivRead More

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