Class 8 Exam > Class 8 Videos > Mathematics (Maths) Class 8 > Squares & Square Roots- 2
Squares & Square Roots- 2 Video Lecture | Mathematics (Maths) Class 8
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79 videos|408 docs|31 tests
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FAQs on Squares & Square Roots- 2 Video Lecture - Mathematics (Maths) Class 8
| 1. What is a square? |  |
Ans. A square is a quadrilateral with all four sides of equal length and all four angles of 90 degrees. In other words, it is a shape with four equal sides and four right angles.
| 2. What is a square root? | |
Ans. A square root of a number is a value that, when multiplied by itself, gives the original number. For example, the square root of 25 is 5 because 5 multiplied by itself equals 25.
| 3. How can we find the square of a number? | |
Ans. To find the square of a number, we multiply the number by itself. For instance, the square of 4 is 4 multiplied by 4, which equals 16.
| 4. What is the relationship between squares and square roots? | |
Ans. The square of a number and its square root are inversely related. If we find the square of a number, we can find its square root by reversing the process. Similarly, if we find the square root of a number, we can find its square by multiplying it by itself.
| 5. Can negative numbers have square roots? | |
Ans. Yes, negative numbers can have square roots, but the square roots of negative numbers are not real numbers. They are called imaginary numbers. For example, the square root of -9 is 3i, where "i" represents the imaginary unit.
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Nov 21, 2024 Last updated |
Video Description: Squares & Square Roots- 2 for Class 8 2024 is part of Mathematics (Maths) Class 8 preparation.
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