Penjelasan dengan langkah-langkah:
[tex] \boxed{\tt lp = 2\pi r(t + r)}[/tex]
lp = 2 x 22/7 x 14 ( 20 + 14 )
lp = 2 x 44 ( 34 )
lp = 88 x 34
lp = 2.992
____________________________
@rasyidafd.
v = πr² × t
= 22/7 × 14 × 14 × 20
= 22 × 2 × 14 × 20
= 12.320 cm³
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Penjelasan dengan langkah-langkah:
☁Penyelesaian.
[tex] \boxed{\tt lp = 2\pi r(t + r)}[/tex]
lp = 2 x 22/7 x 14 ( 20 + 14 )
lp = 2 x 44 ( 34 )
lp = 88 x 34
lp = 2.992
____________________________
@rasyidafd.
Verified answer
Penjelasan dengan langkah-langkah:
v = πr² × t
= 22/7 × 14 × 14 × 20
= 22 × 2 × 14 × 20
= 12.320 cm³