Answer:
Step-by-step explanation:
1. 30
2. 23
3. 8
4.52
5.144
6.40
7. 210
8. 144
9. 135
10. 105
11. 2(207)
I
1)-574 2)-874 3)-902 4)No answer bz have two dismal place
45°
Angle CDE is half of a right angle
1. 90°/2 = 45°
