Hello Student, Here in this post We will discuss about Pentagon. Students & Children who wants to know a detailed knowledge about Pentagon, then Here we posted a detailed view about Pentagon.
Pentagon
(1) Pentagon is a 2-Dimentional closed geometric shape.
(2) The word ‘pentagon’ derived from the Greek word ‘pente-gonia’ means ‘five-angle’.
(3) It has five sides and five angles.
(4) All five sides of a regular pentagon equal in size.
(5) Each interior angle of a regular pentagon is 108°.
(6) Each exterior angle of a regular pentagon is 72°.
(7) Perimeter of a Pentagon can be calculated by multiplying a side by 5.
(8) Convex pentagons different sides and angles but no interior angles are more than 180°.
(9) Concave pentagons also have different sized sides and angles, but one interior angle must be more than 180°.
(10) A slice of star-fruit may be a good example of a pentagon.
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