Question

Diego measured the diameter and circumference of several circular objects and recorded his measurements in the table.

Answer 1

Answer:

If the diameter of a circular object is 'd' units, circumference of the object will be represented by,

Circumference =

Now we will evaluate the circumferences of the different objects by the given measures of the diameters.

For Half dollar coins,

   cm

For a flying disc,

   cm

For a jar lid,

   cm

For a flowerpot,

   cm

Therefore, circumference of a flying disc is not correct.

Explanation: