Answer: 582.7526
Step-by-step explanation:
p =3,14
r =13,4:2=6.7
r^2=44.89
SA= 3,14*44.89+3,14*6,7*21= 582,7526
Hope you could get an idea from here.
Doubt clarification - use comment section.
x= -4
Answer:
-x<-16
4-3(1-x)
x=-1
7-2(x+2)
x=2
