- Question:
- Find the area of a triangle if two of the vectors along its sides are ⟨−2, 3⟩ and ⟨4, 6⟩.
- Solution:
- ½|⟨−2, 3⟩ × ⟨4, 6⟩| = ½|(−2)(6) − (3)(4)| = 12.

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