Answer:

Step-by-step explanation:




but if

then since


so

or





Answer:
3/21 most simplest form is 1/7
Step-by-step explanation:
Writing equivalent equations help you solve system of equations because it sets it up for being broken down part by part.
Answer:
78.5 inches
Step-by-step explanation:
The formula for the circumference of a circle is
.
So the circumference of this circle is
(in)