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Byju's Answer
Standard VIII
Mathematics
Properties of Square Numbers
Find the squa...
Question
Find the square root of 441.
A
22
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B
21
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C
19
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D
29
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Solution
The correct option is
B
21
The prime factors of
441
=
3
×
7
×
3
×
7
=
3
2
×
7
2
. Therefore the square root of 441,
√
441
=
21
.
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0
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