, .
1. .
2. , 0.
3. =180 , .
3.3. .
: ' = (), ' = (). : '' = .
. . 3.2.
' = () => (OA = OA', ÐAOA' = ),
B' = (B) => (OB = OB', ÐBOB' = ).
Ð AOA' = ÐBOB'. ,
ÐAOB = Ð AOA' - Ð BOB',
Ð A'OB' = Ð BOB' - Ð BOA', y Ð AOB = Ð A'OB'.
, '' :
= ', = ' Ð = Ð '', D = D '' =''.
, , .
1. , , .
2. ³ .
3. , , ' = () ' = (), ' = ().
.
. , :
1) - ;
2) , - , ;
3) ;
4) .
ֳ .
3.4. .
. , .
1. - . , , 1= () 2 = (A1). (. 3.3), Ð AOA2=ÐA1OA2+ +ÐA1OA2 = + A2 = (). , (. 3.4), Ð 2 = Ð 1 + (-Ð12) = + + = , 2 = ().
2. .
, , , , . , , = = = = = .
3. . =0 = 360, . , .
4. , .
, . .
, , , , = = = .
3.5. .
4.1. . , ' , , .
( translation ) .
' , : ' = () ' = ().
4.1. .
. ' , = (1)
, , '. : , ' = (), . (2)
' , , (3)
", . (4)
(1), (2), (3), (4) , , ' " . , , '.
1. (, ') , , , .
- , (, '), . , '.
(, '), . , . . , .
(, , ) , . (x, y) '(x', y') . (, , ) x0 y0. x', y' - x, y . , , . : . (5)