Three Dimensional Geometry

CBSE Class 12 · Mathematics · 37 past questions

6 of 37 · show all

1. Q4 2026

   Direction cosines of the line given by equations : $\frac{2x-1}{4} = \frac{1-y}{3} = \frac{-z}{6}$ are

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2. Q19 2024

   If $\alpha$, $\beta$ and $\gamma$ are the angles which a line makes with positive directions of x, y and z…

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3. Q20 2024

   If a line makes an angle of $\dfrac{\pi}{4}$ with the positive directions of both x-axis and z-axis, then the…

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4. Q23 2024

   Direction ratios of a vector parallel to line $\dfrac{x-1}{2} = -y = \dfrac{2z+1}{6}$ are…

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5. Q24 2024

   If a line makes an angle of $30°$ with the positive direction of x-axis, $120°$ with the positive direction…

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6. Q30 2023

   Direction cosines of the line $\frac{x-1}{2} = \frac{1-y}{3} = \frac{2z-1}{12}$ are…

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