2.1. . 3. 3.
3
| , .. | ,% | |
| , | ||
| , | ||
2.2. :
():
= / (18)
- , ..;
- .
( ) ():
= / (19)
- (=360 ).
():
= 1 / = /, (20)
2.3 .
3.
3.1. , .
3.2. 4 2125 . 4.
4
| : , ; ; . | |
():
= ( + ) /2 (21)
;
.
():
= + , (22)
(),%:
= *100 / , (23)
;
(),%:
= *100 /, (24)
|
|
|
;
(),%:
= *100 /, (25)
, ( , );
3.3. . 4 26-27 . 5.
5
| , | |
| , . | |
| , | |
| , . . | |
| , . . | |
| , . |
() ():
= V / (26)
V , .
().
():
= V / * (27)
.
