Transcript Lines of symmetry By, Mrs.Rukmani,PRT K.V.Karaikal All pictures from NCERT text book( Mathmagic Class V) E.L.O.

Lines of symmetry
By,
Mrs.Rukmani,PRT
K.V.Karaikal
All pictures from NCERT text book( Mathmagic Class V)
E.L.O. Understand line of symmetry
Tail part
Where should the mirror be placed?
Where should the mirror be placed?
Where should the mirror be placed?
Where should the mirror be placed
to get picture ‘b’?
► On
the dotted line
(b)
Where should we place
the mirror?
► On
the dotted line
Where should we place
the mirror?
► On
the dotted line
Where should we place
the mirror?
► On
the dotted line
Where should we place
the mirror?
► On
the dotted line
Practice time
► Which
alphabet looks the same after half
the turn?
►A B C D E F G H I J K L M N O P Q R S T U
VWXYZ
►H
INOSXZ
WHICH OF THESE WORDS READS
THE SAME AFTER HALF TURN?
►ZOOM
►MOW
►SWIMS
►SIS
►NOON
Which of these English words reads
the same on half turn?
►l
2 3 4 5 6 7 8 9
►Answer 0, l, 8,
Write all the 2,3,4,digit numbers
which look the same on half turn?
►2
digit numbers
► l l,
►3
digit numbers
► , 101, 111, 181, 808, 818, 888,
►4
digit numbers
► 1001,1111,1881, 8008, 8118, 8888
Which of these pictures look the same on half turn?
TURN ¼ ½ ¾ FULL
¼ TURN
After turning it
Find in nature symmetrical things
collect pictures and paste in c.w
► Example
► Butterfly,
► Sea
shell,
► Sunflower