Question

The area of a circle is 15 cm square calculate its radius

Answer 1

area of circle=pie r$x^{2}$
15=22/7*r2
15*7/22=r2
105/22=r2

Answer 2

Answer:

Step-by-step explanation

area=πr2

15cm=22/7*r2

15*7=22r2

105=22r2

105-22=r2

83=r2

r=9.11