At the beginning of the day the stock market goes up 30 1/2 points. at the end of the day the stock market goes down 120 1/4 points. what is the total change in the stock market from the beginning of the day to the end of the day

The total change in the stock market from the beginning of the day to the end of the day is or the stock market goes down

Step-by-step explanation:

At the beginning of the day the stock market goes up points. This means, we have to add

At the end of the day the stock market goes down points. This means, we have to subtract

Change

So, the total change in the stock market from the beginning of the day to the end of the day is or the stock market goes down

3x + 18 = 147°

step-by-step explanation:

3x + 18 = 147°, because the value of the central angle is equal to the value of the arc formed by it.

i hope i you.