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Questions and Answers
What is the value of π (pi) correct to two decimal places?
In a right-angled triangle, if the length of the two sides forming the right angle are 3 and 4 units, what is the length of the hypotenuse?
If a quadratic equation has complex roots, what can be said about its discriminant?
Study Notes
Mathematics Essentials
- The value of π (pi) is approximately 3.14, correct to two decimal places.
- In a right-angled triangle, the length of the hypotenuse can be calculated using the Pythagorean theorem: √(3² + 4²) = √(9 + 16) = √25 = 5 units.
- A quadratic equation with complex roots has a negative discriminant.
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Description
Test your mathematical knowledge with this NCERT class 10 quiz. Explore the value of π (pi) correct to two decimal places, calculate the length of the hypotenuse in a right-angled triangle, and understand the relationship between the discriminant of a quadratic equation and its complex roots.
