Math Problem Statement
已知三角形ABC重心G(1,1)点B,C在直线x-y-2=0上运动,且BC=3根号2。是否存在B点坐标,使得三角形ABC面积被x轴平分。若存在请写出B点的坐标
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Centroid of Triangle
Line Equation
Distance Formula
Triangle Area
Formulas
Centroid formula: G = ((x_A + x_B + x_C) / 3, (y_A + y_B + y_C) / 3)
Line equation: x - y - 2 = 0
Distance formula: BC = √((x_B - x_C)^2 + (y_B - y_C)^2)
Triangle area formula: S = 1/2 | x_A(y_B - y_C) + x_B(y_C - y_A) + x_C(y_A - y_B) |
Theorems
Centroid Theorem
Properties of Line Equation
Conditions for Triangle Area Bisected by x-axis
Suitable Grade Level
Grades 10-12
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