The shape of the barrier is a a circle with a diameter of 5 feet.
A circle is a bounded figure which points from its center to its circumference is equidistant. The diameter of a circle is a straight line that passes through the center of the circle and touches two points on the circumference of the circle.
If all points from the flower is 2.5 feet, it means that the barrier has the shape of a circle.
Diameter = radius x 2
2.5 x 2 = 5 feet
To learn more about the area of a circle, please check: https://brainly.com/question/14351152
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