Respuesta :

Jozlyn2004

Answer:

47.1

Step-by-step explanation:

A=PIEr^2

if you have the diameter you dont need to square it so it is simply PIE(15)

then you get 47.1238898

round it

47.1

wegnerkolmp2741o

Answer:

176.6 mm^2

Step-by-step explanation:

We need to find the radius

r = d/2

r = 15/2 = 7.5

We want the area of a circle

A = pi r^2

A = pi * (7.5)^2

   = 3.14 * 56.25

    =176.625

Rounding to the nearest tenth

176.6 mm^2