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. , .
. :
1) , 1/2 (1) -
AA1 A1A2 = 7 - 10 ( )
AA2 = 0,20 + 0,10 = 0,30
2) (3) - k (2) A = 0,45 2 = 0,90
3) = 1/2 (3) = 0,45 : 2 = 0,23
4)
5) , (4) - , , = (4) + 5 ( ),
= 85 + 5 = 0,90
6) 2 , (2) - k .
, . :
1) ( 45°) . (1) - 7 (10) .
3 = A - A1A2 = 7 - 10
32 - = (1) + 14 (20) ( )
2) - (3) (2) = (3) k (2)
3) 1/2 - (3) =1/2 (3)
4) (1,40 )
5) , (4), . 6) 3 , 2 1, k
7) 1 - k - .
8) , l - 1,45 ( ).
9) 1 - .
10) 1 - , ( ).
. :
1) , = 25 + aa1 (7 ) + 1 (1/2 - 12 ) = 44
2) 1 = 20 - 25 ( )
3) = 1 + 3 (5) ( ) 1 =1 + 3(5) 1 -
4) , 1/2 1 = (4 + 8 = 12 )
5) 1 k (2) - T; T = 0,45 2 = 0,90 ; k (1,8) - 45 x 1,8 = 81
6) T
7) l (0,40)
8) T , ( , ) = 1/2 + 1/2 80 + 16 = 96 -
9) a1, k .
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10
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[url=http://club.season.ru/index.php?s=&sho...st&p=125472]
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L. L = + , (.1) - L = 2 * ( L1 + L2) (: L=2*(23,8+25,2)=98). |
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. , , - . , , L . , , , "" . -, . , Rin , L = 2 * 3,14 * Rin (: Rin=L/6,28=98/6,28=15,6). |
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, . , , , , = (1,4 * ) / 2 - Rin + . , 150, (150*1,4)/2-15,6+15=89,4+15=104,4 ( ). , . 45 . . |
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http://www.osinka.ru
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mirpiar.com
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