80.75 / 8.50 = 9.5
Sean worked 9 and a half hours.
I think it is D. it translates into .875 which is .88
V=(4/3)(pi)(r^3)
A=4(pi)(r^2)
36(pi)=4(pi)(r^2)
36=4(r^2)
9=(r^2)
r=3
V=(4/3)(pi)(3^3)
V=(4/3)(pi)(27)
V=36(pi)
Line e is parallel.
Line h is perpendicular.
Lines f and g are neither.
