5a.
18/9 = 12/x
18x = 12(9)...cross multiply
18x = 108
x=108/18
x=6
Answer:
Step-by-step explanation:
surface area=4πr²=36π
r²=9
r=3
Answer:
A)18.90 = 2.25e
Samuel earns $8.40 per hour.
Answer:
I think C
Step-by-step explanation:
Hope it was Right.
Answer:
A) 145.3 cm^2
Step-by-step explanation:
The formula for the area of a circle is A = π r^2
So to find the area we would plug the radius of 6.8 into the formula
Area = π (6.8)^2
Area = (3.14) (6.8)^2
Area = 145.27
Area = 145.3