Question

How many Side of trapezium and octagon​

Answer 1

Answer:

trapezium is a quadrilateral with two parallel sides

octagon have eight side

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Answer 2

Answer:

In geometry, an octagon (from the Greek ὀκτάγωνον oktágōnon, "eight angles") is an eight-sided polygon or 8-gon. A regularoctagon has Schläfli symbol {8} and can also be constructed as a quasiregular truncated square, t{4}, which alternates two types of edges. A truncated octagon, t{8} is a hexadecagon, {16}.