✔ 最佳答案
好多喎...
要咩類型!
2006-12-07 15:26:33 補充:
ok!!!sphere -surface area =4*pi*r^2 -volume =4/3*pi*r^3
2006-12-07 15:26:48 補充:
cylinder -area of curved surface =2*pi*r*h -volume =pi*r^2*hcone -area of curved surface =pi*r*t -volume =1/3*pi*r^2*h
2006-12-07 15:27:21 補充:
prism -volume =base area x heightpyramid -volume =1/3 x base area x height
2006-12-07 15:29:19 補充:
圓周=3.14 x 直徑 =3.14 x 2 x 半徑
2006-12-07 15:31:44 補充:
(a+b)^2=a^2+2ab+b^2(a-b)^2=a^2-2ab+b^2a^2-b^2=(a+b)(a-b)
2006-12-07 15:32:13 補充:
5夠叫我補充=='
2006-12-09 15:32:40 補充:
中文好煩都係英文好d~~~