Question

Volume silinder pada gambar disamping adalah

Answer 1

Verified answer

6). V = phi × r × t
V = 3,14 × 20/2 × 20/2 × 21
= 3,14 × 10 × 10 × 21
= 6.594

yg mendekati (D)

Answer 2

V = πr²t
V =  x 10 x 10 x 21
V = 22 x 100 x 3
V = 2200 x 3

V = 6600 cm³