Finding Central Angle

[nycmathguy]

Section 4.1

 

[MathLover1]

53.

θ=s/r
θ =150/80
θ=1.875 radians

54.
θ=s/r
θ =8/14
θ=4/7 radians

 

[nycmathguy]

53.

θ=s/r
θ =150/80
θ=1.875 radians

54.
θ=s/r
θ =8/14
θ=4/7 radians

Wow. I got both wrong?