Answered

What
are the Area, Circumference, and Diameter, of a circle with a Radius of 9
Units?

Sagot :

Daedalusid
[tex]A=\pi r^{2}=\pi*9^{2}=81\pi units^{2} \\ C=2\pi r= 2*9*\pi = 18\pi units \\ D = 2r = 2*9 = 18 units[/tex]