The nice intuitive reason for this was that a right angled triangle of sides AB (base ), BC (height) and hypotenuse AB divides a rectangle of sides AB, BC into two pieces. ... The proof of the area formula for a general triangle given used a trick so that the simple intuitive result could be used. ... If, however, the region has curved or irregular shaped boundaries (for instance there is a river, a lake, a road as aanbsp;...

Title | : | Joy of Understanding |

Author | : | Siddhartha Sen |

Publisher | : | Lulu.com - |

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