Jawaban:
4,396cm
Penjelasan dengan langkah-langkah:
diameter =2,8cm= jari jari = 1,4 cm
luas lingkaran = π×r²
=3,14×1,4
=4,396cm
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Jawaban:
4,396cm
Penjelasan dengan langkah-langkah:
diameter =2,8cm= jari jari = 1,4 cm
luas lingkaran = π×r²
=3,14×1,4
=4,396cm