..

.:

::

.

( : .)4:(3)0.101001000( 10)(4)tan60sin45

0

1. 2. 3. 4. 5. 6. 7. 8. ( )

123456

1

1,,,ABAB 2 BAC.

0

5 0

DD

.1

1::(1);(2)

1(1)(2)

2(2):(1);(2)

2(1)(2)

3(1) (0.01)(2) (3):(1)1;(2)

3(1) (0.01)(2) (3)

4(1)(2):(1);(2)(3)

5(1)(2)(3)

23!:(3)= =18.9418.9