Practice Squares And Square Roots (5) - Squares and Square Roots

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9 questions

Flashcard drill
2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the square of 3?
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Multiply 3 by itself.
Question 2.
Is 16 a square number? Why?
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Think about the definition of square numbers.
3Question 3.
What is the square of 7?
- 14
- 49
- 24
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Remember to multiply the number by itself.
4Question 4.
Is 81 a perfect square?
- True
- False
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Check if 81 can be expressed as a square of an integer.
Question 5.
Prove whether 350 is a perfect square or not and show your calculations.
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Use prime factorization or check nearby squares.
Question 6.
Calculate the total non-square numbers between 25 and 36.
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List the numbers and eliminate the perfect squares.

5 more questions in this section. Enroll free to practise them all.