Answer:
D) All three have the same correlation coefficient.
Yes you could because the obtuse angle is greater than 90 degrees so if the acute angle is inside the obtuse you could get an right angle or an 90 degree angle
Answer:

MN means line joining point M to point N.
The sum of 2 opposites =0
X+6 would now equal 0
So your answer is 0
Answer: 81.66 or 81.6
Step-by-step explanation: