Answer:
43
Step-by-step explanation:
A is the answer
You got that correct it is B. here is why:
it is an obtuse because it all adds up to 180 degrees
Simple!
When you want to convert degrees to radians, you use the formula pi/ 180.
You need to multiply “pi/180” by 270.
Soo
270 x pi. = 270 pi , dont forget to REDUCE.
180 180
That will be 3 pi radians your final answer
2
The answer to your question is $30
-5x bc x is the same as 1x so -4x - -1x = -5x