show that a=3i-2j+k, b=i-3j+5k, c=2i+j-4k form a right angled triangle

mathseeker

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show that a=3i-2j+k, b=i-3j+5k, c=2i+j-4k form a right angled triangle
 

Subhotosh Khan

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show that a=3i-2j+k, b=i-3j+5k, c=2i+j-4k form a right angled triangle
Have you been taught dot product?

What are your thoughts?

Please share your work with us ...even if you know it is wrong.

If you are stuck at the beginning tell us and we'll start with the definitions.

You need to read the rules of this forum. Please read the post titled "Read before Posting" at the following URL:

http://www.freemathhelp.com/forum/announcement.php?f=33
 
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