72
Step-by-step explanation:
The diameter is 24
pi is approximated by 3
The circumference is given by
C = pi *d
= 3 * 24
= 72
395.84
step-by-step explanation:
2πrh+2πr²
2 (pie)(radius)(height)+2(pie)(radius)^2
the final price would be 29.6925
39.59 minus 25% equals 29.6925