Math, asked by harshbhosale9999, 1 month ago


The top surface of a table is in the shape of a regular octagon as shown
in the adjoining figure. Find the area of the octagon.

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Answers

Answered by neetuagarwal676
1

Answer:

⇒Area of Trapezium=

2

1

(Sum of parallel lines)×height

⇒Area of the octagonal surface ABCDEFGH

=Area(trap.ABCH)+Area(rect.HCDG)+Area(trap.GDEF)

=[

2

1

(5+11)×4+(11×5)+

2

1

(11+5)×4

]m

2

=(32+55+32)m

2

=119m

2

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