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Posted: **Wed May 11, 2022 5:29 am**

: Ex 16 Given Three Points A 1 3 2 B 2 2 2 C 1 1 0 Suppose U Ab And V Ac 1 Find The Dot Product U V Ii F 1 (33.63 KiB) Viewed 24 times

Ex (16) Given three points A(-1,3,2), B(-2,2,2), C(-1,1,0), suppose u = AB and v=AC (1) Find the dot product u.v. (ii) Find the angle between u and v(This is angle ZA of the triangle ABC) (iii) Find angles ZB and ZC of the triangle ABC.