Total cost is 3,900. 115 x 20 = 2,300.
80 x 20 = 1,600. 2,300 + 1,600 = 3,900.
Answer:
12.4344
Step-by-step explanation:
You need to round the decimal two places to the left.
The equation for any circle centered at the origin with a radius r is the following:

By looking at the picture, we can see that the radius is 5. We can also use the distance formula to find the distance between (0,0) and (-3,-4), and we will also get 5.
Thus, r=5.
This makes the equation:


That should be your answer, let me know if this is confusing in any way.
Happy Studying~
Answer:
8×8 then 2×2 put those answers together and divide more answers at photomath
Step-by-step explanation:
8
×8
__
64
2
×2
__
4
64÷4=?
Answer:
f(2)=1/3
Step-by-step explanation:
x=3
f(sqrt(3+1))=1/3
f(sqrt(4))=1/3
f(2)=1/3