Question

The figure shows an aerial view of a playground. If David runs around the field three times, he covers a distance of_____yards.

Answer 1

Answer: 648 Yards.

Explanation:

Answer 2

For this case, what we must do is find three times the perimeter of the figure.

The length of the arch is given by:

`image`

Where,

r: radius of the circle

alpha: central angle in radians

We have then:

`image`

Then, the perimeter of the figure is:

`image`

Answer:

If David runs around the field three times, he covers a distance of 648 yards.