Jawaban:
10.208 cm²
Penjelasan dengan langkah-langkah:
LP = 2πr(r + t)
..
LP = 2 × 22/7 × 28(28 + 30)
LP = 44/7 ×28(58)
LP = 44/7 × 1624
LP = 10.208 cm²
[tex]\boxed{\colorbox{ccddff}{Answered by Danial Alf'at}}[/tex]
d = 56 r = 28 t = 30
luas permukaan tabung = 2 π r ( r + t )
= 2 × 22/7¹ × 28⁴ ( 28 + 30 )
= 2 × 22 × 4 ( 58 )
= 176 × 58
= 10.208 cm²
maaf kalo salah
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Verified answer
Jawaban:
10.208 cm²
Penjelasan dengan langkah-langkah:
LP = 2πr(r + t)
..
LP = 2 × 22/7 × 28(28 + 30)
LP = 44/7 ×28(58)
LP = 44/7 × 1624
LP = 10.208 cm²
[tex]\boxed{\colorbox{ccddff}{Answered by Danial Alf'at}}[/tex]
Jawaban:
10.208 cm²
Penjelasan dengan langkah-langkah:
d = 56 r = 28 t = 30
luas permukaan tabung = 2 π r ( r + t )
= 2 × 22/7¹ × 28⁴ ( 28 + 30 )
= 2 × 22 × 4 ( 58 )
= 176 × 58
= 10.208 cm²
maaf kalo salah