AI-generated practice questions — Mathematics (CBSE Class 10)

AI-generated practice questions for Mathematics, with model answers. These are not previous-year board questions — they are model-generated for extra practice. 10 question(s), grouped by chapter and skill.

← Previous CBSE board exam questions for Mathematics

Chapter 8: Introduction to Trigonometry (10)

• In a right triangle ABC, right-angled at B, how is sin A defined in terms of its sides?
• Which of the following correctly defines tan A in a right triangle ABC, right-angled at B? (A) AB/AC (B) BC/A…
• State the relationship between cosec A and sin A.
• What is the value of sin 45° and cos 45°? Why are they equal to each other?
• Which of the following is the correct value of tan 60°? (A) 1/√3 (B) √3 (C) 1 (D) √3/2
• The word 'trigonometry' is derived from three Greek words. Write those words and state what each means.
• State whether the following statement is True or False and justify your answer: "The value of sin A can be gr…
• If tan A = 4/3, find sin A and cos A using the Pythagoras theorem. Show your working clearly.
• The text states that the values of trigonometric ratios of an angle do not vary with the lengths of the sides…
• Starting from the Pythagoras theorem (AB² + BC² = AC² in a right triangle ABC right-angled at B), derive the…