:
V. = / 6 ((2 + 1) b + (2 a1 + a) b1;
V. = / 3 (F + F + );
V. = / 6 (F + F + 4 F.),
V. , 3;
, ;
F , 2;
F , 2;
F , 2;
1 = + 2 m;
b1 = b + 2 m,
m ( 3)
.
4. .
1. , , . , .
2. , . , : .
3. , . .
, .
:
F =, 2
( 3):
F =, 2
:
V.. =, 3
4.2. ()
h - , ;
b = 3,5 ( );
1: m ( . 3);
1: n = 1:5 ÷ 1:8 ;
1: ( 1: = 1: m);
V = (b ∙ x / 2 + x2 ∙ p / 3) ∙ a3 , 3
: 3 = h∙ n; = 2 / n; 2 = 3 1; 1 = h∙m
V.. = V.. + V, 3
V.. = V.. k .., 3
k .. , 1
:
V.= F∙ h.,3
:
|
|
V.. = F..∙ h..,3
:
V = F∙ h,3
:
V. . = F. .∙ h. ., 3
( ):
V... = V.. (V.. + V.. + V + V. .), 3
V.. . = V... + V , 3