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3 years ago

10

Find the perimeter of 6 regular octagons linked together side by side,if one side is 4.5 inches.  

2 answers:

Ainat [17]3 years ago

7 0

Check the picture below.

also notice, the octagons on either edge, include 7 sides to the perimeter, whilst the octagons in between, only include 6 sides to the perimeter.

so, add all sides, excluding those borders, and that's the perimeter.

german3 years ago

5 0

Six regular octagon arranged side to side is shown in the diagram below.

The shape has 38 equal sides, each side is 4.5 inches, so the perimeter is

4.5 × 38 = 171 inches

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