Jawab:
1)v=^ x r2 x t
=3,14 x 20 x 20 x56
=70336
lp=2 x luas alas x luas sel tabung
=2(^ r2)+2 ^rt
=2^r(r+t)
=2 x 3,14 x 20(20+56)
=125,6 x 76
=9546,6
2)volume=^r2 x t
1540 =22/7 x 7 x 7 x t
1540 =154 x t
1540/154=t
10 =t
Penjelasan dengan langkah-langkah:
maaf kalau salah
semoga bermanfaat
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Jawab:
1)v=^ x r2 x t
=3,14 x 20 x 20 x56
=70336
lp=2 x luas alas x luas sel tabung
=2(^ r2)+2 ^rt
=2^r(r+t)
=2 x 3,14 x 20(20+56)
=125,6 x 76
=9546,6
2)volume=^r2 x t
1540 =22/7 x 7 x 7 x t
1540 =154 x t
1540/154=t
10 =t
Penjelasan dengan langkah-langkah:
maaf kalau salah
semoga bermanfaat