Answer:
r = 5 inches
Step-by-step explanation:
Area of circle, 
It is required to find the radius of the circle. The area of a circle is given by the formula :

r is radius of the circle

So, the radius of the circle is 5 inches.
Answer:
30m
Step-by-step explanation:
A=πr²
225π=πr²
225=r²
r=√225
r=15
d=2r
d=2×15
=30m
Answer:
x=65
Step-by-step explanation:
x-5=60
Add 5 to both sides
x=65
Y2-y1 over x2-x1 or you can go onto the calculator and push list and put in the points and it will give you the answer of 68