PYQ Vault

Day 13: CBSE Class 10 Maths

5 questions. Try each one first, then open its answer.

  1. Question 1

    Introduction to Trigonometry. Asked 2 times: 2025*, 2026 (* = numbers or wording changed that year)

    25 (b)
    Express cos⁡A\cos A and tan⁡A\tan A in terms of sin⁡A\sin A.

  2. Question 2

    Introduction to Trigonometry. Asked 2 times: 2024*, 2026 (* = numbers or wording changed that year)

    11
    When sin⁡A=13\sin A = \dfrac{1}{3}, the value of cot⁡A\cot A is

    Tap an option to check your answer.

  3. Question 3

    Introduction to Trigonometry. Asked 2 times: 2025*, 2026 (* = numbers or wording changed that year)

    24 (a)
    If tan⁡θ+1tan⁡θ=2\tan\theta + \dfrac{1}{\tan\theta} = 2, find the value of tan⁡2θ+1tan⁡2θ\tan^2\theta + \dfrac{1}{\tan^2\theta}.

  4. Question 4

    Introduction to Trigonometry. Asked 2 times: 2025*, 2026 (* = numbers or wording changed that year)

    24 (b)
    For acute angles A and B and A+2BA + 2B and 2A+B2A + B are acute if tan⁡(A+2B)=3\tan(A + 2B) = \sqrt{3} and sin⁡(2A+B)=12\sin(2A + B) = \dfrac{1}{\sqrt{2}}, then find the measures of angles A and B.

  5. Question 5

    Pair of Linear Equations in Two Variables. Asked 2 times: 2023, 2026

    3
    The value of k for which the system of linear equations kx−y−2=0kx - y - 2 = 0 and 6x−2y−3=06x - 2y - 3 = 0 has infinitely many solutions, is (does)

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