Question

In the adjacent figure, ABCDEFGH is a regular octagon. If BG = 8 cm,
AL = 3 cm and FG = 4 cm, then find the area of the octagon.

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Answer 1

Answer:

Step-by-step explanation:

In the adjacent figure, ABCDEFGH is a regular octagon. If BG = 8 cm,

AL = 3 cm and FG = 4 cm, then find the area of the octagon.

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Answer 2

Answer:

area of trapezium =b×h

8cm×3cm=24cm square

so in this figure there are two trapezium

then 2×24

48 cm square

now area of rectangle =l×b

8×4

32cm square

so total area of the octagan is

48+32

80 cm square