(2006-2) - .. , v1 = 70 /. , v2 = 60 /. , S = 40 . v3 = 75 / . ? ? , .
(2007-1) , . , . 687 , 365 .
(2009-1) (. ). B , BA, BC CA, 4 A , . A?
(2010-1) . 15 , , , 15 . , , , . , . , , 5 , , . ?
(2010-2) ( 10 ) 1 (.. 100100 2). 2 / 10 ( ) . , . , , , . , .
(2011-1) 20 , . 3 , -. , 2,5 /. 1 5 /. , , . ?
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(2011-2) , , , s t , g = 10 /2. , = 5 /. h.
(2011-3) A B. , . V 1, V 2. . , . , V 1, V 2. , V 1, V 2. , - , , ?
(2012-1) , , 1 . , , 40 . , ( ), , ?
(2012-2) v S. 2 ?
(2012-3) , . 2 . 3 . ?
(2013-1) , D V, 0,5 /. , D, AB = BC = CD. , , . , D , . . :
() , , ;
() A, , , , .
(2006-4) , , , . , a = 20 . , , T = 8 . h ? r = 7800 /3. g = 10 /2.
(2007-3) , , . F , , P? , , , , .
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(2008-3) , , . 3 3, 0 . . . , ? , .
(2008-4) . , , m 0 = 400 . F ? . ( ) g = 10 / = 10 /c2. m = 1 .
(2008-5) V = 5 3 m = 2 . , , . M. ρ = 1000 /3, ρ = 11300 /3.
(2009-2) , , m 4 = 1 , m 0 = 300 . . m 1, m 2 m 3. .
(2010-3) . , , . . , , , ?
(2013-4) , . , , , . .
л.
, ! . 1 10 , 1,6 , 4 .
, . , , , 12,5 . : 12,5 . : 10,5 . .... ... .. , , .
, , . : -! - !
, .
,
(2006-1) , , r = 5000 /3. R = 6400 . g = 10 /2.
(2006-3) S = 70 2 m = 700 . h = 10 . ? r = 1000 /3, r = 900
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/3.
(2007-2) h = 70 . ( ) p = 630 . , . , , . ρ = 0,9 /3. g = 10 /2.
(2007-4) , . . , , . ρ , . ρ = 1000 /3.
(2008-2) , , ρ = 600 /3. , , . . .
(2009-3) 20 , : 12,5 1 . , 1000 . h t , .
(2009-4) M = 80 V = 60 . , (. ). , , m = 12 . , , R = 5 . ρ = 1 /3. , .
(2010-4) - : - . , ( -), , , . , - , , , . , , /3, /3, - .
(2011-4) , , : - , , , ! , , . , , ( ), 25 . : 50 , 20 , 10 . , , , . 2,7 /3, 1,3 /3.
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(2012-4) 17 . , 1 , , , 2 , . .
(2013-2) XVI , , , , , , , . . . , , .
1761 , Faber-Castell.
. 2,1 /3, 0,72 /3. 17,5 . . , .
(2008-1) . . , ρ = 7900 /3, m 0 = 9,31026 . V 0 .
(2013-3) 35 C 42 C 5 , 2 . ( ). , - 42 C 1,00125 , 35 C. 35 C 13,6 /3. .