Kak tolong di jawab 3-5 pakek jalan nya ya kak plisssss. besok mau dikumpul

Panjang tali (x) no:
3)x=3d +πd =(3+π)d
=(3+3,14)*48 cm
=6,14*48
=294,72 cm =2,95 m

5)x=5d+πd
=(5+π)*d
=(5+3,14)*6 cm
=8,14*6
=48,84 cm