In triangle ABC, side AB measures 3 cm, side BC measures 5 cm, and side AC measures 7 cm. The measures of the angles are 21.8º, 38.2º, and 120º. What could the measure of angle A be? 21.8º 38.2º 120º answer is 38.2

Part 1: use the graph to count the slope of the line that passes through the points (2,1) and (2,0).part 2 in two or more complete sentences, explain why it is not possible to write the equation of the given line in the traditional version of the point-slope form of a line