What is the radius of the circle?


What Is The Radius Of The Circle class=

Answer :

Answer: The circumference of a circle is equal to Pi π times the diameter d . Since the diameter d is equal to 2 times the radius r , the formula for circumference using radius is 2πr 2 π r .

Step-by-step explanation:

Answer:

radius=area÷2

radius=9÷2

radius=4.5