What is an auxiliary line in Geometry​

What is the area of triangle abc if a = 8, b = 11, and c = 15?

Determine whether the points (–3,–6) and (2,–8) are in the solution set of the system of inequalities below. x ? –3 y < 5? 3x + 2 a. the point (–3,–6) is not in the solution set, and the point (2,–8) is in the solution set. b. neither of the points is in the solution set. c. the point (–3,–6) is in the solution set, and the point (2,–8) is not in the solution set. d. both points are in the solution set.

Complete the input-output table for the linear function y = 3x. complete the input-output table for the linear function y = 3x. a = b = c =