It's the sum of the three masses:

Answer: 132 degrees
Explanation: a straight line has 180 degrees in it, take away the 48 leaves you with 132.
Answer:84mph there and 42mph back
Step-by-step explanation:do 924 divided by 11 and 924 by 22
I would say it’s C because you make X negative
10,50 - 6,00 = 4,50
6............100%
4,50..........x
6x = 450
x = 450/6
x = 75%