Materi : Bangun Ruang Sisi Lengkung
Lp = 4πr² + πdt
Lp = 4 × 22/7 × 10,5 × 10,5 + 22/7 × 21 × 10
Lp = 22 × 1,5 × 42 cm + 22 × 30 cm²
Lp = 22 × 63 cm² + 22 × 30 cm²
Lp = 22 × 93 cm²
Lp = 2.046 cm²
Semoga bisa membantu
[tex] \boxed{ \colorbox{darkblue}{ \sf{ \color{lightblue}{ answered\:by\: BLUEBRAXGEOMETRY}}}} [/tex]
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Materi : Bangun Ruang Sisi Lengkung
Lp Tabung + Bola
Lp = 4πr² + πdt
Lp = 4 × 22/7 × 10,5 × 10,5 + 22/7 × 21 × 10
Lp = 22 × 1,5 × 42 cm + 22 × 30 cm²
Lp = 22 × 63 cm² + 22 × 30 cm²
Lp = 22 × 93 cm²
Lp = 2.046 cm²
Semoga bisa membantu
[tex] \boxed{ \colorbox{darkblue}{ \sf{ \color{lightblue}{ answered\:by\: BLUEBRAXGEOMETRY}}}} [/tex]