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2.
?????????? ??????:????????? ????????
??????? ????? ????????? ??????? ????. ????????? ??????????:???? ???????? ???????? ???? ??????? ?????? ????? ??????? ?????? ???????? ???????????. ??????? ?????????? ???????????:??????? ??? ????????? ????????? ????????? ??????? ???? ??? ????= ????????? ??????? ??? ?????= ????????? ??????? ?????? ???= ????????? ????????? ??????? ?????????????? SinCostan
3.
12 ??????? ??? ????= ??? ?????= ?????????= ????????? ????????? ????????? ??????? = ????????? ??????? = ????????? ????????? = 3 5 9 15 = 4 5 12 15 = 3 4 9 12 =
4.
12 ??????? ??? ????= ??? ?????= ??????
???= ????????? ????????? ????????? ??????? = ????????? ??????? = ????????? ????????? = 4 5 12 15 = 3 5 9 15 = 4 3 12 9 =
5.
??????? ??? ????= ??? ?????= ?????????= ????????? ??????? = ????????? ??????? = ????????? ????????? = 3 5 4 5 3 4 ????????? ?????????
6.
??? ????= ??? ?????= ?????????= ????????? ??????? = ????????? ??????? = ????????? ????????? = 5 13 12 13 5 12 ????????? ????????? ???????
7.
??? ????= ??? ?????= ?????????= ????????? ??????? = ????????? ??????? = ????????? ????????? = 36 85 77 85 36 77 ????????? ????????? ???????
8.
0.5150 ????531= ?????? ???????
???????? ????????? ?????????????? ?????? ?????? ???? ????? ??????? ?????????. 4.0108 ????576= 0.5736 ?????555= Sin ( 0,515038075 31Tan ( 4,010780934 76Cos ( 0,573576436 55
9.
0.6018 ????537= ?????? ???????
???????? ????????? ?????????????? ?????? ?????? ???? ????? ??????? ?????????. 0.9205 ?????523= 0.2493 ????514= Sin ( 0,601815023 37Tan ( 0,249328003 14Cos ( 0,920504853 82 0.1392 ?????582= Cos ( 0,139173101 23
10.
???????? ???????? ????????
??????? ????? ?????? ????? ???????. ????5 35 ????????? ??????? ????????? ??????? = 0,573576436 ???? ??? 7 = ???? ???=7(0,573576436) ???? ???=4,0 ????????? ?????5 35 ????????? ??????? = 0,819152044 ???? ??? 7 = ???? ???=7(0,819152044) ???? ???=5,7 Sin ( 0,573576436 35 Cos ( 0,819152044 35 555
11.
???????? ???????? ????????
??????? ????? ?????? ????? ???????. ????5 51 ????????? ??????? = 0,777145961 11 ??? ??? = 11=??? ???(0,777145961) ??? ???=11¡Â0,777145961 ????5 51 ????????? ????????? = 1,234897157 11 ???? ??? = 11=???? ???(1,234897157) ???? ???=11¡Â1,234897157 Sin ( 0,777145961 51 Tan ( 1,234897157 51 ??????? ?????????????????? 14,2 ??? ???=8,9 ???? ???= 539
12.
???????? ???????? ????????
??????? ????? ?????? ????? ???????. ????5 24 ????????? ??????? = 0,406736643 14 ??? ???? = 14=??? ????(0,406736643) ??? ????=14¡Â0,406736643 ????5 24 ????????? ????????? = 0,445228685 14 ???? ??? = 14=????? ???(0,445228685) ???? ???=14¡Â0,445228685 Sin ( 0,406736643 24 Tan ( 0,445228685 24 34,4 ??? ????=31,4 ???? ???= ??????? ????????? ????????? 566
13.
???????? ???????? ????????
??????? ????? ?????? ????? ???????. ?????5 30 ????????? ??????? = 0,866025404 5 ??? ??? = 5=??? ???(0,866025404) ??? ???=5¡Â0,866025404 ????5 30 ????????? ????????? = 0,577350269 ??? ??? 5 = ??? ???=5(0,577350269) Cos ( 0,866025404 30 Tan ( 0,577350269 30 5,8 ??? ???=2,9 ??? ???= ??????? ????????? ????????? 560
14.
???????? ???????? ????????
??????? ????? ?????? ????? ???????. ????5 60 ????????? ??????? = 0,866025404 9 ??? ??? = 9=??? ???(0,866025404) ??? ???=9¡Â0,866025404 ????5 60 ????????? ????????? = 1,732050808 9 ??? ??? = 9=??? ???(1,732050808) Sin ( 0,866025404 60 Tan ( 1,732050808 60 10,4 ??? ???= 9¡Â1,732050808 ??? ???= ??????? ????????? ????????? 530 5,2 ??? ???=
15.
????5 25 ????????? ??????? = 0,422618262 2 ??? = 2=???(0,422618262) ???=2¡Â0,422618262 4,7??? ???= ??????? ????????? 525 2??? ??? Sin ( 0,422618262 25 4,7???
16.
???????? ????????? ??????? = 8 19 5 65 ??????? cos- 1 65,09893763 (19¡Â8) ????????? ????????= ???=8 19 ) (
????? ????1 ???=5 65
17.
??????? ????????? ??????? = 5 14 5 21 ??????? Sin- 1 20,92483243 (14¡Â5) ???????= ???=5 14 ) (
???? ????1 ???=5 21 14 5 ?????????
18.
??????? ????????? ????????? = 8 12 5 34 tan- 1 33,69006753 (12¡Â8) ???????= ???=8 12 ) (
???? ????1 ???= ?????????????????? 5 34
19.
???????? ????????? ??????? = 6 15 5 66 cos- 1 66,42182152 (15¡Â6) ????????= ???=6 15 ) (
????? ????1 ???= ???????????????? 5 66
20.
??????? ????????? ??????? = 13 24 5 33 Sin- 1 32,7971683 (24¡Â13) ???????= ???=13 24 ) (
???? ????1 ???= ??????? ????????? 5 33
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