Jawab:
L = 154 cm²
Penjelasan dengan langkah-langkah:
K lingkaran = π x d atau π x 2 x r
44 = π x 2 x r
44 = 22/7 x 2 x r
44 = 44/7 x r
r = 44 : 44/7
r = 7 cm
Luas lingkaran = π x r²
L = 22/7 x 49
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Jawab:
L = 154 cm²
Penjelasan dengan langkah-langkah:
K lingkaran = π x d atau π x 2 x r
44 = π x 2 x r
44 = 22/7 x 2 x r
44 = 44/7 x r
r = 44 : 44/7
r = 7 cm
Luas lingkaran = π x r²
L = 22/7 x 49
L = 154 cm²