Draw the Altitudes of a triangle

Constructing altitudes of a triangle in simple steps. At the end of the video, you will see links to construction of more geometric diagrams and solved exercises of math, physics and computer science for FREE on www.numerical.pk. (Solved math chapters of class 9 & 10) It includes Matrices and Determinants, Real and Complex Numbers, Logarithms, Algebraic Expressions, Factorization, Algebraic Manipulation, Linear Equations and Inequalities, Linear Graphs & Their Application, Introduction to Coordinate Geometry, Congruent Triangle, Parallelograms And Triangles, Line Bisectors and Angle Bisectors, Sides And Angles Of A Triangle, Ratio And Proportion, Pythagoras Theorem, Theorems Related With Area, Practical Geometry – Triangles, Algebraic Sentences, Elimination, Variations, Information Handling, Fundamental Concepts of Geometry, Circle, Practical Geometry, Trigonometry. (You may visit web site to see chapters of physics and computer science.)