Write a list of steps that are needed to find the measurement of angle B

1. Identify the given angle, angle B.

2. Measure the length of the two sides of the angle.
3. Use the formula for the measure of an angle, m∠B = (m∠A + m∠C)/2.
4. Substitute the measurements of the two sides into the formula.
5. Solve the equation to find the measure of angle B.