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7/23/2019 C 5 Trigonometria
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7/23/2019 C 5 Trigonometria
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7/23/2019 C 5 Trigonometria
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7/23/2019 C 5 Trigonometria
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15 5:
2. 45
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30 60.
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,()2 = ()2 + ()2
22 = 12 + ()2
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()2 = 3
=3
2
7/23/2019 C 5 Trigonometria
10/26
16 5:
:
=
30 =2
=
30 =32
=
30 = 3
= 333
30 =33
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60 =2
= 60 =3 =3
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0 =sin 3
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tan 7 0 =
7/23/2019 C 5 Trigonometria
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17 5:
5. ,
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:
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= 0,9 0.9
64.15806724
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60
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65.55604522
. ,
64 = 60 66
1. .
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tan 2 . 2
7/23/2019 C 5 Trigonometria
12/26
18 5:
2. =37;
() () ()
3. , :
()
4;
() 4
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4. . :
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4 . =3
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() = 45 :
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7/23/2019 C 5 Trigonometria
13/26
19 5:
6.
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() 75 () 78 () 60() 23 () 52 ()88
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() =32
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3 = 1
2
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7/23/2019 C 5 Trigonometria
14/26
20 5:
11.
:
12. ( = 90) :
() 0
7/23/2019 C 5 Trigonometria
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22 5:
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4
7/23/2019 C 5 Trigonometria
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23 5:
.
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()
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: = 90 = 53 = 180 (90 + 53) = 37
=
53 = 3
0,6 3
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=
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2 = 49 9
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6,3
=
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0,43
65
, = 3 = 6,3 = 7
= 90 = 65 = 180 (90 + 65) = 25
7/23/2019 C 5 Trigonometria
18/26
24 5:
1.
. 6
64.
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2 ).
:
64
6. (), = 64. ,
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=
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4
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64 2,05
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7/23/2019 C 5 Trigonometria
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7/23/2019 C 5 Trigonometria
20/26
26 5:
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7/23/2019 C 5 Trigonometria
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7/23/2019 C 5 Trigonometria
22/26
28 5:
1. / , :
() 1 =89 /
() 30 =2 /
() =4 =3
4 /
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() 60 =20 /
() 0
7/23/2019 C 5 Trigonometria
23/26
29 5:
4.
30
30.
.
5.
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25 0,42,25 0,91, 25 0,47.
6. , = 90 , =2
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7. = 2.
8. :
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9.
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10.
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.
7/23/2019 C 5 Trigonometria
24/26
30 5:
11. ( = 90) :
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=
12.
.
7/23/2019 C 5 Trigonometria
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31 5:
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2. .
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.
3. 30
60,
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1 ).
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2
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7/23/2019 C 5 Trigonometria
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