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Mathematics Dictionary
Dr. K. G. Shih
Question and Answer
Questions



  • Keyword | S56 - Maximum of y = sin(x) + Sqr(3)*cos(x)
  • Keyword | S66 - Maximum and minimum of (sec(A)^2 - tan(A))/(sec(A)^2 + tan(A))
  • Keyword | S50 - Median of triangle ABC : AC^2 + BC^2 = 2*(CF)^2 + (AB^2)/2
  • Keyword | S109- Medians : Area for triangle formed by medians of triangle ABC
  • Keyword | S45 - Medians : Construct triangle using 3 given medians
  • Keyword | S108- Medians : Three medians of taiangle are concurrent
  • Keyword | F151- Mid point theory of triangle
    • 1. Join mid points of quadrilateral ABCD forming a parallelogram
    • 2. Find sin(30) without calculator
  • Keyword | S71 - Mid point theory : Divide triangle ABC into four congruent area triangles
  • Keyword | S63 - Multiple angle : 5 + 8*cos(x) + 4*cos(2*x) + cos(3*x) GE 0

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