Basic Level

Areas

The application illustrates the well-known rule for determining the area of a regular polygon:

*The area of a regular polygon is obtained by calculating half the product of its perimeter by the measure of its apothem.*

Basic Level

Areas

The application illustrates the well-known rule for determining the area of a regular polygon:

*The area of a regular polygon is obtained by calculating half the product of its perimeter by the measure of its apothem.*

Elementary Gallery

Cavalieri’s principle

Elementary Gallery

Cavalieri’s principle

Elementary Gallery

The Calculus of Pi

Elementary Gallery

Area of a circle

Elementary Gallery

Area of a kite

Elementary Gallery

Area of a trapezium

Elementary Gallery

Area of a trapezium

Elementary Gallery

Area of a triangle

Elementary Gallery

Area of a triangle

Elementary Gallery

Area of a parallelogram

Elementary Gallery

Area of a rectangle

Challenges

Hidden Pythagorean