Answer:
r = 
Step-by-step explanation:
A = πr-32
using algebraic manipulation to isolate r
A + 32 = πr-32 + 32
A + 32 = πr
(A+32)/π = πr/π
r = 
You tutor 9 hours and you friend tutors for 3, i believe
Faces are correct, edges are correct, and vertices are also correct
Answer:
D 6
Step-by-step explanation:
1-2=-1 and the absolut value of -1 is 1
2--3=5
5+1=6
N<-1 because when dividing a negative, you must switch the inequality sign