Question

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Answer 1

2.9×x=17.4

x=17.4/2.9

x=6

thus the side of polygon is6

Answer 2

Answer:

6

Step-by-step explanation:

Let the number of sides of a polygon be x

Length is 2.9cm

Perimeter is 17.4cm(given)

So 2.9*n=17.4

n=17.4/2.9=179/29

=6