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Math
Rational and Irrational Numbers
Problems of Squares and Square Roots
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Multiple Choice - Multiple Correct Answers
Which numbers are irrational?
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$\sqrt{16}$
$\sqrt{15}$
5
$\sqrt{9}$
The square root of what number is 6?
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36
30
42
48
Which of the following expressions result in a rational number?
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$\sqrt{24} + 2$
$\sqrt{25} + 5$
$\sqrt{50} - 5$
$\sqrt{36} / 6$
What are the smallest number that must be subtracted or added to 23 to make its square a perfect square?
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1 subtracted
2 added
10 subtracted
1 added
Identify the numbers that are perfect squares.
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64
81
37
20
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