Answer:
1. 19
2. 13
3. 45 degrees
Step-by-step explanation:
1. Multiply 40 by 0.1 to get 4. Then multiply 40 by 0.375 to get 15. Add them together.
2. Multiply 40 by 0.175 to get 7. Then multiply 40 by 0.15 to get 6. Add them together to get 13.
3. Multiply 40 by 0.2 to get 8. Divide 360 by 8 to get 45 degrees.
