Part 2 of the Proof of Heron's Formula Showing that the expression in part 1 is identical to ...
Forward Contract Introduction Forward Contract Introduction
Inscribed and Central Angles Showing that an inscribed angle is half of a central angle that ...
Area of Inscribed Equilateral Triangle (some basic trig used) Problem that requires us to ...
Futures Introduction Futures Introduction
Right Triangles Inscribed in Circles (Proof) Proof showing that a triangle inscribed in a ...
Area of Diagonal Generated Triangles of Rectangle are Equal Area of Diagonal Generated ...
Triangle Medians and Centroids Seeing that the centroid is 2/3 of the way along every median
Triangle Medians and Centroids (2D Proof) Showing that the centroid is 2/3 of the way along a ...
Rhombus Diagonals Proof that the diagonals of a rhombus are perpendicular bisectors of each other
2003 AIME II Problem 7 Area of rhombus from circumradii of triangles
Perpendicular Radius Bisects Chord Simple proof using RSH postulate to show that a radius ...
Circumcenter of a Triangle Multiple proofs showing that a point is on a perpendicular ...
Circumcenter of a Right Triangle Showing that the midpoint of the hypotenuse is the circumcenter
Motivation for the Futures Exchange How an exchange can benefit from trading futures and how ...
Three Points Defining a Circle Showing that three points uniquely define a circle and that ...
Point Line Distance and Angle Bisectors Thinking about the distance between a point and a ...
Futures Margin Mechanics Understanding the mechanics of margin for futures. Initial and ...
Incenter and incircles of a triangle Using angle bisectors to find the incenter and incircle ...
Verifying Hedge with Futures Margin Mechanics Verifying Hedge with Futures Margin Mechanics
Angle Bisector Theorem Proof What the angle bisector theorem is and its proof
Futures and Forward Curves Normal and Inverted Futures Curves
Inradius Perimeter and Area Showing that area is equal to inradius times semiperimeter
Contango from Trader Perspective What a trader means when they say that a market is in contango