Answer:
72°
Step-by-step explanation:
4+2+6+8=20
360÷20=18
AC=4x18=72
Hint to start out the problem:
eg. For f(4), use the first expression, (x-3)^2 because 4 is greater than 1.
13000-5600=7400...that's about it, just multiply then subtract
Answer:
2.6 million cubic metres
Step-by-step explanation:
please kindly check the attached file for explanation
Sorry i don’t know if it’s me but i can’t see the picture.