Triangle
Plane coordinates of vertices: K[9, 5] L[-4, 8] M[3, 20] give Triangle KLM.
Calculate its area and its interior angles.
Calculate its area and its interior angles.
Correct answer:
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You need to know the following knowledge to solve this word math problem:
geometryarithmeticplanimetricsgoniometry and trigonometryUnits of physical quantitiesGrade of the word problem
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