Mathematics · Coordinate Geometry
A geological survey team has established three research stations forming a triangular monitoring zone. The stations are located at coordinates P(2, 5), Q(8, 1), and R(4, 9) on a coordinate grid where each unit represents 1 kilometer. What is the area of the triangular monitoring zone?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 114 square kilometers
- 212 square kilometers
- 310 square kilometers
- 416 square kilometers✓
Correct answer
16 square kilometers
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