For this case, what we must do is find three times the perimeter of the figure.
The length of the arch is given by:

Where,
r: radius of the circle
alpha: central angle in radians
We have then:

Then, the perimeter of the figure is:

Answer:
If David runs around the field three times, he covers a distance of 648 yards.
Answer:
The answer is 3 3/4
Step-by-step explanation:
First, you have to find a common denominator. 4 and 6 both can first into 12, so 12 is the common denominator. Then you subtract.
Answer:
9in Squared
Step-by-step explanation:
a square is 4 equal length sides, 12 / 4 = 3, then multiply two sides of the square, 3 x 3 = 9.
Answer:
all work is pictured and shown