Penjelasan dengan langkah-langkah:
diketahui :
jari jari (r) = 21
berputar = 300 kali
berapa panjang lintasan roda ?
jawab :
p = keliling lingkaran × banyak roda berputar
= (π×D)×300
= (22/7×42)×300
= (22 × 3)× 300
= 132 × 300
= 328 cm
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Penjelasan dengan langkah-langkah:
diketahui :
jari jari (r) = 21
berputar = 300 kali
berapa panjang lintasan roda ?
jawab :
p = keliling lingkaran × banyak roda berputar
= (π×D)×300
= (22/7×42)×300
= (22 × 3)× 300
= 132 × 300
= 328 cm