Answer:
The diameter of the target is 
Step-by-step explanation:
we know that
In this problem the distance from the center of an archery target to the outside edge of the target is equal to the radius of the target
so

Remember that
The diameter is two times the radius

substitute

Answer:
15cm
Step-by-step explanation:
scale factor =image diatace/object distance
0.75=x/20
0.75×20=x
15=x
: .x=15cm
They both have the same value.
Step-by-step explanation:
4 quarters= 1 dollar
So, 8 quarters would be 2 dollars.
Answer:1
Step-by-step explanation:heheh
Maybe 3(6x+15)
not sure what you're looking for