Answer:
3.5 in
Step-by-step explanation:
Circumference = 2π(radius)
7π = 2π (radius)
7π/2π = radius
Pi in numerator and denominator cancel each other.
7/2 = radius
3.2 in = radius
Check the picture below
if their areas are equal then A =A or
(3w)(w-2) = (w+1)(w)
solve for "w"
The answer is 90 miles per hour.
Answer:

Step-by-step explanation:
Divide both sides by 

Simplify:
; 
Answer:
= -13 / 20
Step-by-step explanation: