tolong jawab ya please.......

1 lingkaran = diameter = r x 2 = 28cm
4lingkaran = 28cm x 4 = 112cm

Satu lingkaran

= Diameter atau 2r
= 14 + 14 = 28 cm

untuk 4 Lingkaran
= d × 4
= 28 × 4
= 112 cm

ket :
r = jari jari
d = diameter

semoga membantu^^