3D Geometry
Shortest Distance Between Skew Lines
nta_pyq_2023_apr
Grade 12
Question:
SD between $\frac{x+2}{1}=\frac{y}{-2}=\frac{z-5}{2}$ and $\frac{x-4}{1}=\frac{y-1}{2}=\frac{z+3}{0}$ is
Step-by-Step Solution
Key Concept: $\vec{d}_1\times\vec{d}_2=(0,2,-2)\times...$. Use SD formula.
$SD=9$.
Correct Answer: 4