Respuesta :

AlexHiar

Answer:

≈3.99(simplified) or 3.98942

DatGuy323

Answer:

[tex]\huge\boxed{r=4}[/tex]

Step-by-step explanation:

The area of a circle is πr².  Thus, simply set that equation equal to 50 cm².

πr² = 50

r²=15.9154943

r=3.9894228

r ≈ 4

Hope it helps :)