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Сибирская государственная автомобильно-дорожная академия

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3.4.						B2
________________________________			A2					K2
________________________________			A2
________________________________
________________________________							C2
________________________________
________________________________
________________________________			A
________________________________
________________________________
________________________________
________________________________			1				C1
________________________________
________________________________



________________________________									K1
________________________________									K1
________________________________					B1
________________________________
.	К	-
	(∆А ) (	. 3.6).		. 3.6
				. 3.6

_____________________________________________________

_____________________________________________________

_____________________________________________________

3.5.

.

,

А

CDE ( . 3.7).

		D2							_______________________________________
		D2							_______________________________________


C							B2		_______________________________________
									_______________________________________

2					A2				_______________________________________
					A2				_______________________________________
					E2				_______________________________________
C1									_______________________________________



					E1				_______________________________________
									_______________________________________
								B1	_______________________________________

					A1
					A1				_______________________________________
		D1							_______________________________________
									_______________________________________
									_______________________________________
	. 3.7								_______________________________________
	. 3.7

3.6.

_____________________________________________________

_____________________________________________________

_____________________________________________________

21

D2

.

А

B2

,

-

E2

∆ D

(

. 3.8).

A2

________________________________

C2

________________________________

E1

________________________________

B1

________________________________

A1

C1

________________________________

________________________________

________________________________

. 3.8

D1

________________________________

3.7.

__________________________________

b2

__________________________________

k2

A

__________________________________

__________________________________

a

2

__________________________________

2

__________________________________

b1

,

.

А

A1

(a∩b) ( . 3.9).

a1

k1

__________________________________

_________________________________

________________________________ . 3.9

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

22

4

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

4.1.	(	. 4.1)
_____________________________________			П2 A
_____________________________________					П3
_____________________________________			2	A3
_____________________________________
			ZA
_____________________________________				A

_____________________________________		x	Ax
_____________________________________

_____________________________________				Ax1	x1
_____________________________________
				П1 A1
_____________________________________

_____________________________________				. 4.1

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

	4.2.			B2
	.		П1	A2
	А	( . 4.2).	П1
	А	( . 4.2).
			x П2	B1

A1

. 4.2

23

4.3.	.	А	( . 4.3).

	B2	________________________________________
		________________________________________
П1	A2	________________________________________

		________________________________________
		________________________________________
x П2	B1	________________________________________

A1

. 4.3

4.4.

(

. 4.4)

________________________________________________________________

________________________________________________________________

_____________________________________________________________________

____________________________________________________________________

.	А ( . 4.5).

B2

O2 =A2

A1

O1

B1

. 4.4

. 4.5

24

4.5.	________________________

________________________________________________________________

_____________________________________________________________________

_____________________________________________________________________

_____________________________________________________________________

.

( . 4.6).

B2

C2

A2

B1

A1

C1

. 4.6

25

5

5.1.

К ______________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

_______________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

______________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

_____________________________________________________________________

_____________________________________________________________________

__________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

Ц	________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

26

2

h

A2

A1 О1

Развертка

d

. 5.1

. 5.2

5.2.

_____________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

27

. 5.3

5.3. ( . 5.3)_______________________________

________________________________________________________________

________________________________________________________________

Ц

________________________________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

К	____________________________________________

________________________________________________________________

________________________________________________________________

________________________________________________________________

5.4.

(			)
	.	n
	m	n
			l
			,
			.
	.	,
	.
			l
,		–	,		. 5.4
–	.		.	. 5.4	,
			.	. 5.4	,
			28

	m (m1, m2)		n (n1, n2),
–	( 1)	1,
К	.

,

,

,

.

	,			-
	(	1, 2)	(	1, 2),
			1 (	. 5.5).

. 5.5

5.5.

(

. 5.6)

__________________________________

__________________________________

__________________________________

__________________________________

__________________________________

__________________________________

__________________________________

__________________________________

. 5.6

5.6.

(

. 5.7)

. 5.7

29

(	. 5.8, 5.9)

. 5.8

. 5.9

___________________________________________

_____________________________________________________________________

_____________________________________________________________________

_____________________________________________________________________

5.7.

(

. 5.10)

_____________________________________________________

_____________________________

___________________________________

___________________________________

___________________________________

___________________________________

___________________________________

___________________________________

___________________________________

___________________________________

. 5.10

_____________________________________________________________________

_____________________________________________________________________

_____________________________________________________________________

_____________________________________________________________________

_____________________________________________________________________

30

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