Three Dimensional Geometry

CBSE Class 12 · Mathematics · 37 past questions

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1. Q2 2026

   Assertion (A): Lines given by $x = py + q$, $z = ry + s$ and $x = p'y + q'$, $z = r'y + s'$ are perpendicular…

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2. Q3 2026

   Check whether the lines given by $\dfrac{x-1}{2} = \dfrac{y-2}{3} = \dfrac{z-3}{4}$ and…

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3. 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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4. Q10 2026

   If the lines $\frac{x-3}{1} = \frac{1-y}{1} = \frac{z+2}{p}$ and…

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5. Q11 2026

   Represent the equations of lines $l_1$ and $l_2$ in vector form and check whether they are intersecting or…

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