Question

No 27 sama 30. mohon bantuannya.

Answer 1

Nomor 27

Panjang tali minimal:
p = K + 2d
   = (3,14 × 40 cm) + 2(40 cm)
   = 125,6 cm + 80 cm
   = 205,6 cm

Jawaban: C.
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Nomor 30

Panjang tali minimal:
p = K + 8d
   = (2 × 3,14 × 10 cm) + 8(2 × 10 cm)
   = 62,8 cm + 160 cm
   = 222,8 cm

Jawaban: C.