Panjang jari jari kerucut yang volumenya 1884 cm³ dan tingginya 18 cm adalah...??
ananekusuma21
V kerucut = 1884 1/3 x phi x r² x t = 1884 1/3 x 3,14 x r² x 18 = 1884 6 x 3,14 x r² = 1884 18,84 x r² = 1884 r² = 1884 : 18,84 r² = 100 r = √100 r = 10 cm
1/3 x phi x r² x t = 1884
1/3 x 3,14 x r² x 18 = 1884
6 x 3,14 x r² = 1884
18,84 x r² = 1884
r² = 1884 : 18,84
r² = 100
r = √100
r = 10 cm