Tolong bantu nomor 3 yak! :v

Kll lingkaran :
= Pi x diameter
= 3,14 x (24x2)
= 3,14 x 48
= 150,72

Tali minimal :
= Jml lingkaran x diameter x kll lingkaran
= 6 x 48 x 150, 72
= 438,72