Draw a perfect square with an area of 256 cm2.
List of perfect squares from 1 to 400
1x1 = 1
2x2 = 4
3x3 = 9
4x4 = 16
5x5 = 25
6x6 = 36
7x7 = 49
8x8 = 64
9x9 = 81
100
10x10 =
11x11 =
12x12 =
13x13 =
14x14 =
15x15 =
16x16 =
17x17 =
18x18 =
19x19 =
20x20 =
121
144
169
196
225
256
289
324
361
400
Perfect Squares with Decimals and Fractions
As decimals
As fractions
­Now draw 4 more 10x10 grids and color in an area of 4x4 or greater.
­Beside/below, fill in the table as we did above
Perfect Squares with Decimals and Fractions
As decimals
As fractions
­Now draw 4 more 10x10 grids and color in an area of 4x4 or greater.
­Beside/below, fill in the table as we did above
Are these perfect squares???
*** to be a perfect square, the square root has to have a terminating or repeating decimal***
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A. 81
B. 49
C. 101
D. 36
E. 25
F. 16
G. 48
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H. 324
I. 9
J. 625
K. 529
L. 1935
M. 121
N. 1.44