tentukan keliling lingkaran berikut,
A, 21cm
B. 40cm
A, 21cm
B. 40cm
Jawaban:
A. K = π × 2r = 22/7 × 2 × 21 = 132 cm
....
B. K = π × d = 3,14 × 40 cm = 125,6 cm
[answer.2.content]
Jawaban:
A. K = π × 2r = 22/7 × 2 × 21 = 132 cm
....
B. K = π × d = 3,14 × 40 cm = 125,6 cm
[answer.2.content]