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MathematicsClass 8en

🧮 Squares, Square Roots, and Cubes

This quiz explores perfect squares, square roots, and cubic numbers, building confidence in recognising and calculating powers and their inverses. **What you'll learn:** - Identify and calculate perfect squares and their square roots - Distinguish between perfect and non-perfect squares - Understand cube numbers and their properties - Apply square roots and cubes to solve real-world problems - Simplify expressions involving powers and roots

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Questions in this quiz

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  1. Question 1

    Which of the following is a perfect square?

  2. Question 2

    144=\sqrt{144} = ___

  3. Question 3

    25+16=41\sqrt{25} + \sqrt{16} = \sqrt{41}

  4. Question 4

    What is the cube of 55?

  5. Question 5

    Every positive integer has an integer square root.

  6. Question 6

    23=2^3 = ___ and 273=\sqrt[3]{27} = ___

  7. Question 7

    Which list contains only perfect squares?

  8. Question 8

    100−36=64\sqrt{100} - \sqrt{36} = \sqrt{64}

  9. Question 9

    If x2=81x^2 = 81, then x=x = ___ (consider the positive value).

  10. Question 10

    A square tile has an area of 196 cm2196 \text{ cm}^2. What is the length of one side?