Answer:
The radius of the circle is 
Step-by-step explanation:
we know that
The circumference of a circle is equal to

In this problem we have


substitute and solve for r


Answer:
24
Step-by-step explanation:
0.0625
1/4 of a mile is 0.25
0.25 divided by 4 = 0.0625 each
A central angle in a circle with a radius of 7in. intercepts an arc with a length of 9in. What is the radian measure of the central angle?
step 2 would be 10
step 4 would be 10x-x = 9x =7
x = 7/9