Respuesta :

circumference=176, circumference = 2x pi x radius

176= 2 x 3.14 x r
176=6.28 r
176/6.28= radius
28.03=radius
 28.3 x 2=diameter=56.05

area= pi x radius^2
a=3.14 x 28.3 ^2
a=3.14 x 785.43
area=2467.49