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Home > GC > Chapter 4 > Lesson 4.1.2 > Problem 4-20


Triangle, A C D, with segment from top vertex, D, to bottom side, A C, a point labeled, b, segment, D B, labeled 10 feet, angle a, labeled 11 degrees, angle, D B C, labeled right angle, angle c, labeled 68 degrees.Examine the figure at right, which is not drawn to scale. Which is longer, or ? Explain your answer.  

By the slope ratio for

By the slope ratio for

Given the above information, solve for and to determine which is longer.