Welcome
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WELCOME
description
TECHNO PEDAGOGICAL CONTENT KNOWLEDGE ANALYSIS
Transcript of Welcome
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WELCOME
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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