QUESTION 11 The area of the triangle with vertices(-1,1,1), (2,0,2), and (3,2,2) is OA. Vo 13...

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Question

QUESTION 11 The area of the triangle with vertices(-1,1,1), (2,0,2), and (3,2,2) is OA. Vo 13 JP OB. 2V3 OC. 5-B 576 3 OD. 11

math calculus

Answer 1

Answer #1

Given A (1,1,1) B (2,8,2) and c(3,2,2) .: AB= < 2+1, 0-1, 2-17 23, +1 AC= <3+1, 2-1, 2-1)=<4 ABXACE ܝ j K 4 =i[14] -j[34] +k6

Answer 2

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