Jawaban:
824,25 cm²
Penjelasan dengan langkah-langkah:
Lp= 2πr (r+t)
=2 × 3,14 × 7,5cm (7,5cm+10cm)
=47,1cm× 17,5cm
=824,25 cm²
Rumus LP tabung
lp:2.π.r.(r+t)
Lp:2.π.r.(r+t)
:2x3,14x7,5x(7,5+10)
:3,14x15x17,5
:47,1x17,5
:824,25cm²
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Jawaban:
824,25 cm²
Penjelasan dengan langkah-langkah:
Lp= 2πr (r+t)
=2 × 3,14 × 7,5cm (7,5cm+10cm)
=47,1cm× 17,5cm
=824,25 cm²
Rumus LP tabung
lp:2.π.r.(r+t)
Penjelasan dengan langkah-langkah:
Lp:2.π.r.(r+t)
:2x3,14x7,5x(7,5+10)
:3,14x15x17,5
:47,1x17,5
:824,25cm²