Respuesta :

osikbro

Answer:

The last answer choice

Step-by-step explanation:

The formula for the area of a circle is [tex]\pi r^2[/tex], where r represents the radius. In this case, [tex]\pi \cdot 20^2=400\pi[/tex]. Hope this helps!

OOF100

Answer:

400 pie square inches

Step-by-step explanation:

Area of a circle is calculated by pie x radius squared,

so 3.14 x 20 x 20 = 1,256.

400 x 3.14 is equal to 1,256, so thats your answer.