Answer:
~8.7
Step-by-step explanation:
So we know that the formula for volume is 3.14 * r^2 * h.
So first we do 1738/23 to get an ugly ~ 75.6 Now he have to square root that to get r.
The square root of 75.6 is ~ 8.7
Answer:
2+n/5
Step-by-step explanation:
sum=plus
quotient=divide
number=n
$ per min is a rate. you multiple by minutes to get dollars.
A = 10x
B = 5x + 20
set them equal to find minutes, x.
10x = 5x + 20
10x - 5x = 20
5x = 20
x = 4
Answer:
90-24=76°
Step-by-step explanation:
____________________
5a - 10*3 = 45
5a - 30 = 45
5a = 45 + 30
5a = 75
a = 15
