Welcome

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WELCOME

description

TECHNO PEDAGOGICAL CONTENT KNOWLEDGE ANALYSIS

Transcript of Welcome

Page 1: Welcome

WELCOME

Page 2: Welcome

AREA OF REGULAR HEXAGON

RENJU.V.UB.ED

MATHEMATICS

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AREA OF REGULAR HEXAGON

B C

A D

F E

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JOIN AD,CF,BE

B C

A D

F E

O

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DIAGONALS DIVIDES REGULAR HEXAGON INTO 6 EQUILATERAL TRIANGLES

B C B C

A O D A D F F E E

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AREA OF AN ONE EQUILATERAL TRIANGLE = s (s-a) (s-b) (s-c) , s =

a+b+c

2 = 3a 3a - a 3a – a 3a – a 2 2 2 2

= 3a a a a 2 2 2 2 = 3 a 16

= 3a 2 4

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AREA OF REGULAR HEXAGON = 6 (AREA OF EQUILATERAL TRIANGLE)

= 6 3 a 2 4 = 3 3 a 2 2