L=w+4m
A=w*l
A=w(w+4)=45
w^2+4w-45=0
w^2+9w-5w-45=0
w(w+9)-5(w+9)=0
(w+9)(w-5)=0
⇒ w+9=0 or w-5=0
⇒w-5=0
w=5
l=5+4
l=9
Answer:
12.56 ft.
Step-by-step explanation:
The formula of the circumference is
C = pi *d where d is the diameter
C = 3.14 *4
C =12.56
Answer:
6
Step-by-step explanation:
Plug in 3 into both expressions
Then add those results
2(3)+21=6+21=27
3-24 =-21
-------
6 is the sum of 27 and -21
Answer:
Retorical question:its actually:
15,534
Step-by-step explanation:
64+100=164
164×93=15,252
366-84=282
15,252 + 282 = 15,252
