Answer:
18 inches and 57 inches
Step-by-step explanation:
The diameter and the circumference of a circle are proportionate to each other.
The circumference of a circle will always be the diameter times 
. We know this because the circumference of a circle is represented as
Since the diameter is twice the radius, we multiply the radius by 2 - there's already a 
in this equation, so 
.
1st option: 
, this is close to 57 so it's reasonable.
2nd option: 
, this isn't close to 28 at all.
3rd option: 
, this isn't close to 80 at all.
So the 1st option is reasonable.
Hope this helped!
X*.25 because in order to have the discount you have to take it out of 100%
Answer: 390
Step-by-step explanation:
Answer:$0.81675
55/1000*$14.85=$0.81675
Step-by-step explanation:
Step-by-step explanation:
Sa = b • h/ 2 = 5 • 11 /2 = 55/2 = 27.5ft²
