The three lines with d.r’s (1,1,2), (3−1,−3−1, 4), (−3−1, 3−1, 4) forms

see full answer

Take the SCORE scholarship exam from home and compete for scholarships worth ₹1 crore!*

An Intiative by Sri Chaitanya

An equilateral triangle

A right angled triangle

An isosceles triangle

A right angled isosceles triangle

answer is A.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

If α is the angle between (1), (2) then cosα=12⇒α=60o and β is the angle between (1),(3) then cosβ=12⇒β=600

Watch 3-min video & get full concept clarity