1. F 2
F ( 33101 ) 3
F F 1 16
4
1. F F
1.1 F F :
1. F F F FF F
2. F
1.2 F / :
1. F
2. F
3.
4. FF F
5. F F
1.3 F :
1. F
2.
3.
4.
5.
6.
7. F
8. F F F

2. 2. F
1. F F F F
= ×
2. F F F
= ×
3. F
1
1. F F F
F F F F
2. F F F
= ×
3. F 1 2 F F F 1
F 23 F 1.2 F 1 F F 24 F
F F 1 F F

3. 2
1. F 1.2 F 1 F F 24
F F F 1
2. F F F
FF F F × × F F
F F F FF F ×
2. F 1.2.1 F F F
F F F F F
3. F
4. F 1 F F F F
F
3
1. F F F F
F F F F F F F F F
F F F F F F F F F F F F
F F F F F F F F
F F F F F
F
3. F FF = × F
F F πr2 r
h FF
= πr2h
r
h
4. F 1 2 F F F 1
F 29 30 F F F F
F F F F
5. F

4. 6. F 1 F F F F
F
1. F F F F F8 F
10 F F
= π r2 h
22
= × 4 2× 10
7
= 502.86
F = 502.86 F
7. F 1.2 F 30 31 F 1 4 F
F F 1 F
4
1. F F F F
F F F F
3. F F F F 4 1.2.2 F F F
F F F F
F
4. F
4. F
1. F F F 1
2.
3. 1.2.1 1.2.2

5. 5.
1.
2.
3. F
1. F F 60 %
2. F F 60 %

6. 1.2.1
1. F 75,000 F F F F
F F 40 50 F
2. F F 80 120 80 F
F F 30 F

7. 1.2.1
1. F 75,000 F F F F
F F 40 50 F
F = ×
75,000 = (40 × 50) ×
∴ = 75,000
40×50
= 37.5
F F 37.5
2. F F 80 120 80 F
F F 30 F
F 80 . F F F 30 .
∴ 80 30 = 50 .
F = ×
= 80 × 120 × 50
= 480,000 F
1 F 1,000 F
480,000 F F 480,000 ÷1,000 = 480

8. 1.2.2
1. F F F 6 8
2. F 4 160π F

9. 1.2.2
1. F F F 6 8
= ×
= πr2 × 8
= π × 32 × 8
= 72π
F 72π F
2. F 4 160π F
= ×
160π = πr2 ×
160π = π × 42 ×
∴ F = 160π
π ×16
= 10
F F 10