это целое число
(3) 4/5 - (2) 3/5
(7) 5/6 - (4) 2/3
(4) 5/6 - (2) 5/12
(10) 4/9 - (8) 5/18
(9) 1/2 - (2) 1/4
(6) 3/4 - (2) 2/3
(11) 3/7 - (5) 1/3
(8) 3/5 - (6) 3/10
286
490
Ответы на вопрос:
3 4/5 - 2 3/5 = 1 1/5
7 5/6 - 4 2/3 = 7 5/6 - 4 4/6 = 3 1/6
4 5/6 - 2 5/12 = 4 10/12 - 2 5/12 = 2 5/12
10 4/9 - 8 5/18 = 10 8/18 - 8 5/18 =
= 2 3/18 = 2 1/6
9 1/2 - 2 1/4 = 9 2/4 - 2 1/4 = 7 1/4
6 3/4 - 2 2/3 = 6 9/12 - 2 8/12 = 4 1/12
11 3/7 - 5 1/3 = 11 9/21 - 5 7/21 = 6 2/21
8 3/5 - 6 3/10 = 8 6/10 - 6 3/10 = 2 3/10
7 5/6 - 4 2/3 = 7 5/6 - 4 4/6 = 3 1/6
4 5/6 - 2 5/12 = 4 10/12 - 2 5/12 = 2 5/12
10 4/9 - 8 5/18 = 10 8/18 - 8 5/18 =
= 2 3/18 = 2 1/6
9 1/2 - 2 1/4 = 9 2/4 - 2 1/4 = 7 1/4
6 3/4 - 2 2/3 = 6 9/12 - 2 8/12 = 4 1/12
11 3/7 - 5 1/3 = 11 9/21 - 5 7/21 = 6 2/21
8 3/5 - 6 3/10 = 8 6/10 - 6 3/10 = 2 3/10
Вс=х-1 cd=1,52х ad=1+1,52х х+1,52х+1+1,52х+х-1=12,6 5,04х=12,6 х=12,6 / 5,04 х = 2,5 2,5см - ав 2,5-1=1,5см - вс 1,5*1,52=2,28см - cd 2,28+1=3,28см - ad ответ: 2,5см, 1,5см, 2,28см, 3,28см
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