The answer is 15 but if they get one wrong then 14 is the answer if i get this wrong i am sorry
Here is a screen shot of what I found...hope this helps =)
Answer:
it should be x=2 or x=--4
Answer:
160°
Step-by-step explanation:
Minor Arc NR is equal to the measure of its central angle, S.
S and 20 are supplementary angles, so they add up to 180.
So, s +20 =180
S = 160, so NR = 160 as well