Question

35cm
12cm
tentukan luas permukaan dan volume nya​

Answer 1

Luas permukaan tabung

Lp = 2 . π . r (r + t)

Lp = 2 . 22/7 . 35 (35 + 12)

Lp = 220 (47)

Lp = 10.340 cm^2

Volume tabung

V = π . r^2 . t

V = 22/7 . 35 . 35 . 12

V = 46.200 cm^3