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 Squares and Square Roots 26 Flashcards |
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What is the result of multiplying a number by itself called? |
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Square |
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Which of the following is a perfect square? A) 20 B) 25 C) 27 D) 30 |
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B) 25 |
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True or False: The square root of a negative number exists in real numbers. |
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False. The square root of negative numbers does not exist in real numbers. |
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The square root of 1.44 is ______. |
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1.2 |
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What is the square of 8? |
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64 |
Card: 10 / 26 |
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True or False: All squares of odd numbers are even. |
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False. Squares of odd numbers are always odd. |
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If a number ends in 5, what will the unit's digit of its square be? |
Card: 13 / 26 |
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5 |
Card: 14 / 26 |
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What is the square root of 484? |
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22 |
Card: 16 / 26 |
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How do you find the square root of a fraction? |
Card: 17 / 26 |
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Square root of the numerator divided by the square root of the denominator. |
Card: 18 / 26 |
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Fill in the blank: The square root of a perfect square even number is ______. |
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Even |
Card: 20 / 26 |
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True or False: The square of a decimal number has an odd number of decimal places. |
Card: 21 / 26 |
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False. The square of a decimal number has an even number of decimal places. |
Card: 22 / 26 |
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Which method is used to find the square root of a perfect square number by grouping digits? |
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Division Method |
Card: 24 / 26 |
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If 196 is a perfect square, what is its square root? |
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14 |
Card: 26 / 26 |
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