hitunglah luas bangunan yang diarsir ini...
Luas yang diarsir
= (1/4×Ο×r²) - (1/2×Ο×r²)
= (1/4×22/7×28×28) - (1/2×22/7×14×14)
= (22×28) - (11×2×14)
= 616 - 308
= 308 cm²
[answer.2.content]101 Essays That Will Change The Way You Think
101 Essays That Will Change The Way You Think
Luas yang diarsir
= (1/4×Ο×r²) - (1/2×Ο×r²)
= (1/4×22/7×28×28) - (1/2×22/7×14×14)
= (22×28) - (11×2×14)
= 616 - 308
= 308 cm²
[answer.2.content]