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Home > INT3 > Chapter 9 > Lesson 9.1.2 > Problem 9-25

9-25.

What is the length of the side labeled ? Write your answers in exact form.

  1. Right triangle labeled as follows: vertical leg, 1 half, hypotenuse, x, angle opposite vertical leg, 30 degrees.

    Either use the special right triangle side length ratios or the Law of Sines.

  1. Right triangle labeled as follows: vertical leg, x, hypotenuse, 1, angle opposite horizontal leg, 45 degrees.

    How can the Triangle Angle Sum Theorem help you find the missing angle?

    Notice that this is a special right triangle with special side length ratios.

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