Answer:
225π inches²
Step-by-step explanation:
Assuming the pizza to be a circle, its area is calculated below:
[tex]A=\pi r^2\\A=\pi(x+5)^2\\A=\pi(10+5)^2\\A=\pi(15)^2\\A=225\pi[/tex]
Thus, the radius of the pizza is [tex]225\pi[/tex] inches² when x is 10 inches.