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Posted: **Tue May 10, 2022 12:29 pm**

: 3 Three Points A 1 1 1 B 2 1 2 And C 2 0 3 Are Vertices Of A Triangle Explain In Words And Vector Notations How 1 (11.67 KiB) Viewed 21 times

3. Three points A(-1,1,1), B(2,1,-2) and C(2,0,-3) are vertices of a triangle. Explain in words and vector notations how you would use the dot product to determine whether AABC is a right triangle.