Centroid of a Triangle

Author:David Wees

Try changing around the positions of A, B, and C. a. What do you notice about the two circles drawn? b. What relationships do you see between the circles and the line segments.

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繪畫垂直線
Linear Equation Graphs: Thin Slice
Squaring a Rectangle (PST Version)
Perpendicular Lines: Quick Exploration
Midpoint Theorem (V2): Integer Solutions

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Parent function 6
CHORDS
จำนวนจริง
exercise 03
Conformal mapping

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Statistics
Set Theory
Real Numbers
Linear Regression
Tangent Line or Tangent