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← Bihar Board Class 12 PYQ
Three Dimensional Geometry
Bihar Board Class 12 · Mathematics · 89 past questions
Topic
Direction cosines and direction ratios
3
Angle and relative position of planes, and of line with plane
2
Angle between lines and conditions for parallel or perpendicular lines
1
Distance related to planes
1
Points, distance and coordinates
1
Straight line equations
1
Equation of a plane
0
Level
Easy
0
Moderate
0
Tough
1
Year
2026
0
2025
1
2024
0
2023
1
2021
0
2019
0
2018
1
2017
1
2016
1
2015
1
1 of 89 ·
show all
Q89
2015
Find the equation of the straight line perpendicular to the two lines…
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