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2355 = 2 x 3,14 (r+10)
2355 = 6,28 x 10
2355 = 62,8
r = 37,5
v. tabung = π r² t
= 3,14 x 37,5 x 37,5 x 10
= 44156,25
thanks:)
#sorryklausalah
2.355 = 2. 3,14. r. 10 (r + 10 )
= 62,8r.10r
2.355 = 628r
r = 2.355 : 628 = 3, 75 cm
v = 2πr2
= 2. 3,14.3,75.3,75
v = 88, 3125 cm 3