The area of triangle with vertices (1,2), (3,5) and (6,2) in square units is: A. 6 B. 7.5 C. 9 D. 12 Answer: B) 7.5 Explanation: Area = (1/2) |1(5−2) + 3(2−2) + 6(2−5)| = (1/2) |1(3) + 3(0) + 6(−3)| = (1/2) |3 − 18| = (1/2) × 15 = 7.5.

imo class 12 determinants

The area of triangle with vertices (1,2), (3,5) and (6,2) in square units is:

VAVidaara Admin Asked 6d ago 0 views 0 answers

The area of triangle with vertices (1,2), (3,5) and (6,2) in square units is:

Answer: B) 7.5

Explanation: Area = (1/2) |1(5−2) + 3(2−2) + 6(2−5)| = (1/2) |1(3) + 3(0) + 6(−3)| = (1/2) |3 − 18| = (1/2) × 15 = 7.5.

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