Question

1848 dm kubik volume sebuah tabung dan tingginya 12 dm berapa jari2 tabung tersebut

Answer 1

V = phi×r^2×t
1848 = 22/7 × r^2 × 12
1848 = 264/7 r^2
1848 × 7/264 = r^2
7×7 = r^2
49 = r^2
r = 7