~Jawab~
Lingkaran
___________________
• Keliling roda:
d = 42 cm, maka r = 21 cm
= 2πr
= 2 × 22/7 × 21
= 132 cm
• Jarak yang ditempuh:
= 132 × 1000
= 132.000 cm (÷100.000)
= 1,32 km
Jawaban: A.
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~Jawab~
Lingkaran
___________________
• Keliling roda:
d = 42 cm, maka r = 21 cm
= 2πr
= 2 × 22/7 × 21
= 132 cm
• Jarak yang ditempuh:
= 132 × 1000
= 132.000 cm (÷100.000)
= 1,32 km
Jawaban: A.