Question

Find the radius of the circle whose diameter is 9 cm​

Answer 1

Answer:

r=4.5

Step-by-step explanation:

The area of a circle is represented by the formula A=πr2 . If the diameter is 9cm , the radius is 4.5cm

Answer 2

Answer:

radius= 4.5

Step-by-step explanation:

solution;

  diameter= 9cm

   radius= d/2

             = 9/2

             = 4.5