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The area covered by the triangle whose one side is 2i+3j-4k and other side is -2i+3j-3k ???

The area covered by the triangle whose one side is 2i+3j-4k and other side is -2i+3j-3k ???

Grade:12

1 Answers

Arun
25750 Points
5 years ago
Dear student
 
Area = ½ |a x b| = ½ |6k + 6j + 6k – 9i + 8j + 12i | = ½ | 3i + 14 j+ 12 k |
 
 = ½ sqrt (349)

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