# Category: Geometry

## Median of a Triangle

When we were in high school we never thought that there is actually a formula to solve for the median of a triangle. Probably because the derivation of this formula is by cosine law...

## Triangle Inequality

Triangle Inequality Theorem is the theorem used to find the values of the side of a triangle. You can’t just give a triangle with 3 sides without basis because it sometimes can’t form a...

Cyclic quadrilateral is a special kind of quadrilateral inscribed in a circle. Inscribe means that the vertices of quadrilateral are on the circumference of the circle. A square, rectangle, isosceles trapezoid are some of...

## Area of a Leaf

This post is to outline step by step solution on how to find the area of the leaf made by intersecting semicircles. This is a classical geometry problem. It might be easy for some...

## Number of Intersections of Lines with Given Points

This topic will enlighten the mind of students who are not aware how to solve for the maximum number of intersections are there with a given points. I will give different insights how to...

## British Flag Theorem

This theorem is famous for Math Olympians but never heard inside our classroom. I’m happy to share this to my readers for you to know this very interesting theorem. Given a rectangle ABCD, we choose...