InterviewSolution
Saved Bookmarks
| 1. |
सिद्ध कीजिए कि बिन्दु `(-4, -1), (-2,-4), (4, 0)` तथा `(2,3)` एक आयत के शीर्ष है | |
|
Answer» `A = (-4,-1), B = (-2-4), C =(4,0) , D = (2,3)` `AB = sqrt((-4+2)^(2) + (-1+4)^(2)) = sqrt(13)," "BC = sqrt((-2-4)^(2) + (-4-0)^(2)) = sqrt(52)` `CD = sqrt((4-2)^(2) + (0-3)^(2)) = sqrt(13), " "DA = sqrt((2+4)^(2) + (3+1)^(2)) = sqrt(52)` `AC = sqrt((-4-4)^(2) + (-1-0)^(2)) = sqrt(65), " "BD = sqrt((-2-2)^(2) + (-4 -3)^(2)) = sqrt(65)` `स्पष्टतः AB = CD व BC = DA एवं विकर्ण AC = बढ़ |
|