Outline
areas
Table of Contents
formulas
- area of a triangle (sas)
- area of a rectangle
- area of a rectangle-1
- area of a parallelogram
- area of a triangle
- area of a triangle-2
- area of an equilateral triangle
- area of a trapezoid
- area of a kite
- find the area
- regular polygons
- Brahmagupta's formula
- area of a circle
- measurements in a circle
- find the area-1
- Area of Circles (3)
ratios
calculus
themes from the history of mathematics
miscellaneous
- areas inside a parallelogram
- areas inside a trapezoid
- square vs rhombus
- areas-3
- rolling circle squares itself
- the famous "1/5" square
- the famous "1/7" triangle
- a math trick-1
- a math trick-2
- an identity-2
- an identity...
- squaring a rectangle
- pythagorean (verification)
- square-rectangle paradox
- isosceles triangle paradox
- geometric mean theorem
- Water Triangle
- fraction multiplication
- comparing fractions
- subtraction of proper fractions