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27 |
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VК, 3. |
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10 . |
bmin = 2(R + 10), |
(28) |
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R – |
|
. |
R = 9 , |
bmin = 2(9 + 10) = 38 . |
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1:4 |
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bmax = B – 2٠h٠4, |
(29) |
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lmax = L - 2٠h٠4. |
(30) |
|
. |
|
28
П |
вы |
а а |
I.
1.
(19).
2.
(21).
3.
(22).
4.
(24) (25).
.
5.
(29)
(30).
6.
(26).
7.
(27).
II.
8.
(20).
9…14. |
|
2…7. |
15. |
. |
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: |
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– |
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; |
– |
, |
; |
– |
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. |
|
29