Answer:
the first Data set represent alinear function with linear slope
Answer:
C.) cosZ=61/73
Step-by-step explanation:
I hope you got the answer
I believe yo meant c=2pir but ok
c=2r
divide both sides by 2
c/2=r
if you forgot tthe pi
c=2pir
divide by 2pi
c/(2pi)=r