Three Dimensional Geometry

CBSE Class 12 · Mathematics · 37 past questions

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1. Q8 2026

   If $l_1, m_1, n_1$ and $l_2, m_2, n_2$ are direction cosines of lines $L_1$ and $L_2$ respectively and…

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2. Q9 2026

   Direction ratios of lines $l_1$ and $l_2$ are $<12, -3, 9>$ and $<4, q, -p>$ respectively. The values of p…

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3. Q10 2026

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

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