Question

Each of the following shapes is inscribed in a circle with a radius of 5cm. Which of the shapes has a perimeter closest in value to the circumference of the circle?
1. A square
2. A regular hexagon
3. A regular octagon
4. A regular dodecagon

Answer 1

Is there a picture?

Answer 2

Nope.

Answer 3

Oh, it took me a while, but I remember now.
It should be 4 because the more sides that a shape has, the closer it looks like a circle.

Answer 4

Thank you so much.

Answer 5

np