Jawaban:
LP=2×22\7×7×(7+20)
=44×27
=1188
Maaf kalo salah:)
1.188 cm²
Penjelasan dengan langkah-langkah:
Diameter = 14 cm
Jari Jari = (Diameter : 2) = 14:2 = 7 cm
Luas Permukaan = 2 x π x r (r + t)
= 2 x 22/7 x 7 (7 + 20)
= 2 x 22 x 27
= 44 x 27
= 1.188 cm²
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Jawaban:
LP=2×22\7×7×(7+20)
=44×27
=1188
Maaf kalo salah:)
Jawaban:
1.188 cm²
Penjelasan dengan langkah-langkah:
Diameter = 14 cm
Jari Jari = (Diameter : 2) = 14:2 = 7 cm
Luas Permukaan = 2 x π x r (r + t)
= 2 x 22/7 x 7 (7 + 20)
= 2 x 22 x 27
= 44 x 27
= 1.188 cm²