(1) | (2) | (3) |
B | A | C |
10600 | 520 | 520 |
560 | 0.026 | 26 |
(10x6+10x4+6x4)x2
=(60+40+24)x2
=248
|
3.14x2x4x5+3.14x4x2
=3.14x2x4x5+3.14x16x2
=125.6+100.48
=226.08
|
(1) |
8x7+(8x6+7x6)x2
=56+180
=236(平方分米)
|
(2) |
8x7x6=336升 =336000毫升 |
(1) |
得到的是圆锥
1/3x3.14x6x10
=1/3x3.14x36x10
=376.8(立方厘米)
|
(2) |
3.14×6×10-1/3×3.14×6×10 =2/3×3.14×6×10
=376.8×2
=753.6(立方厘米)
|