Jawaban:
c. 44 cm
Penjelasan dengan langkah-langkah:
Panjang busur
= sudut B/sudut satu putaran x K. lingkaran
= 180°/360 x 22/7 x 28cm
= 1/2 x 22 x 4
= 11 x 4 = 44cm
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Jawaban:
c. 44 cm
Penjelasan dengan langkah-langkah:
Panjang busur
= sudut B/sudut satu putaran x K. lingkaran
= 180°/360 x 22/7 x 28cm
= 1/2 x 22 x 4
= 11 x 4 = 44cm