Revision Worksheet | Class IV | Maths

REVISION – SYMMETRY AND PATTERNS

NAME:

CLASS:                                                                                   TIME: 40 mins

I.               Complete the following:

i.                4, 8, 10, 20, 22, __, __, __, __.

ii.              100, 90, 80, ___, 60, 50, 40.

iii.            1, 3, 9, 27, __, __, __.

iv.            1, 2, 4, 7, 11, __, __, __.

II.            Fill in the blanks:

i.                A square has ________ axes of symmetry.

ii.              The letter D is _____________.

iii.            The dotted line divides the figure into ______ identical parts.

iv.            The line that divides the figure into two identical parts is called the _______________.

III.         Read the question carefully. Decode the message below using the number/letter key.

A	B	C	D	E	F	G	H	I	J	K	L	M
1	2	3	4	5	6	7	8	9	10	11	12	13

N	O	P	Q	R	S	T	U	V	W	X	Y	Z
14	15	16	17	18	19	20	21	22	23	24	25	26

i.                Using the first code:

          9  12-15-22-5   9-3-5  3-18-5-1-13

ii.              Using the second code:

ZOO GSV YVHG