The square of an odd number is always odd.
True
False
The sum or difference of two square numbers is a square number.
(93)2 = 8,649
The value of $$\frac{1}{\sqrt{0.09}} \times \sqrt{5.76}$$ is 7.
For positive numbers $$x$$ and $$y$$, $$\sqrt{x} \times \sqrt{y} = \sqrt{xy}$$.
All numbers of a Pythagorean triplet are odd.
If $$x$$ is any number, then the square of $$x = \sqrt{x}$$.
$$\sqrt{55,225} = 245$$
$$\sqrt{9,025} = 95$$
$$\sqrt{62.41} = 7.9$$
What is the square of 99?
8,901
9,810
9,809
9,801
What is the square of 80?
64
6,400
64,000
640
Which is the smallest number by which 98 must be divided to make it a perfect square?
2
3
1
4
What is the value of $$\sqrt{0.09}$$?
0.03
0.3
0.003
0.033
Which is the smallest number that must be subtracted from 176 to make it a perfect square?
32
7
10
What is the value of $$\sqrt{7,225}$$?
75
85
65
95
If 452 = 2,025, then what is the value of $$\sqrt{2,02,500}$$?
450
430
440
540
What is the hypotenuse of a right triangle with legs 3x and 4x?
5x
7x
12x
25x
Match the numbers with their squares.
19
16
91
38
1,000
361
256
8,281
1,444
10,00,000
is not
is always
can be
0 or 1
1 or 3
0 or 2
an even
an odd
a prime
(1, 2, 3)
(3, 4, 5)
(2, 4, 6)
13,522
13,252
13,225
72 = 49
82 = 64
62 = 36
5.3
28.09
10.6
17 cm
23 cm
7 cm
