Find the arc length of the partical circle​

How can you solve an equation with a variable on both sides? complete the explanation. you can solve the equation by using *(blank)* operations to get the variable terms on one side of the equal sign and the constant terms on the *(blank)* side. then *(blank)* both sides by the coefficient of the resulting variable term.

The equation respenting the left table is

True or false? a circle could be circumscribed about the quadrilateral below.