I think the answer is b. cos(pi theta)= -0.6
Answer:
9
Step-by-step explanation:
The factors of 9 are: 1, 3, 9
The factors of 45 are: 1, 3, 5, 9, 15, 45
Then the greatest common factor is 9.
Answer:
6,300kg=6,300,000grams
multiply 6,300 and 1,000 to get 6,300,000
