Millionaire Mode

Perpendicular distance of a point from a plane - class-XII

Question 1 of 40

The length of the perpendicular drawn from the points $(5,4,-1)$ to the line $\overline r  = \widehat i + \lambda \left( {2\widehat i + 9\widehat i + 5\widehat k} \right)$ is

  1. $\dfrac{{\sqrt {2190} }}{{110}}$
  2. $\sqrt { \frac { { 2199 } }{ { 110 } }  } $
  3. $\sqrt { \frac { { 2109 } }{ { 110 } }  } $
  4. $\dfrac{{\sqrt {23190} }}{{110}}$

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000