=3,14 x r² =3, 14xrxr =3,14x8x8= By Admin ReiPosted on December 11, 2022 =3,14 x r² =3, 14xrxr =3,14x8x8= = 3,14 • r • r= 3,14 • 8 • 8= 200,96 cm2 bisa dibulatkan menjadi 201 cm2