MATHibayon - Engineering Math Help

Mathibayon is a compilation of reviewers, lectures, formulas, derivations, and solved engineering problems from different sources.

Thursday, January 8, 2015

The Quadrilaterals part 1

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Quadrilateral is a plane figure (polygon) with four sides and four vertices. It is also called tetragon and quadrangle . While in triangle, ...

Formulas: Radius of Inscribed and Circumscribed Circle in a Triangle

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One of the common word problems in plane geometry is finding either the radius of the inscribed circle or the radius of circumscribed circle...
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Derivation of Formula for the Radius of Circumcircle

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Most of the Plane Geometry problems in triangle could be easy solve by direct substitution using the applicable formula according to the giv...

Derivation of Formula for the Radius of Incircle

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Most of the Plane Geometry problems in triangle could be easy solve by direct substitution using the applicable formula according to the giv...
Monday, January 5, 2015

Special Centers in a Triangle

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Centroid Centroid is the point of intersection of all the medians of a triangle. It is the geometric of a plane figure. Incenter Inc...

Special Lines in a Triangle

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Side Side of a triangle is a line segment that connects two vertices. Triangle has three sides. Vertex Vertex is the point of intersec...
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Saturday, January 3, 2015

Mensuration Formulas of the Triangles

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Definition of a Triangle Triangle is a polygon with three sides and three vertices. It can also be defined as closed figure bounded by thr...
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